* [PATCH wireless-next] wireless: Remove unnecessary ; from while (0) macros
@ 2012-04-03 21:46 Joe Perches
2012-04-03 21:52 ` Arend van Spriel
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: Joe Perches @ 2012-04-03 21:46 UTC (permalink / raw)
To: John W. Linville
Cc: Christian Lamparter, Brett Rudley, Roland Vossen,
Arend van Spriel, Franky (Zhenhui) Lin, Kan Yan, Bing Zhao,
Larry Finger, Chaoming Li, linux-wireless, netdev, LKML
Semicolons are not necessary after macros that end in while (0).
Remove them.
Simplify the macros with tests of
do { if (foo>size) memset1; else memset2;} while (0);
to a single line memset(,,min_t(size_t, foo, size))
Signed-off-by: Joe Perches <joe@perches.com>
---
drivers/net/wireless/ath/carl9170/cmd.h | 6 +++---
drivers/net/wireless/brcm80211/brcmsmac/d11.h | 2 +-
drivers/net/wireless/mwifiex/sdio.h | 8 ++++----
drivers/net/wireless/rtlwifi/rtl8192ce/trx.h | 7 +------
drivers/net/wireless/rtlwifi/rtl8192de/trx.h | 8 ++------
drivers/net/wireless/rtlwifi/rtl8192se/def.h | 7 +------
drivers/net/wireless/rtlwifi/rtl8192se/fw.h | 6 +++---
7 files changed, 15 insertions(+), 29 deletions(-)
diff --git a/drivers/net/wireless/ath/carl9170/cmd.h b/drivers/net/wireless/ath/carl9170/cmd.h
index 885c427..65919c9 100644
--- a/drivers/net/wireless/ath/carl9170/cmd.h
+++ b/drivers/net/wireless/ath/carl9170/cmd.h
@@ -114,7 +114,7 @@ __regwrite_out : \
#define carl9170_regwrite_result() \
__err; \
-} while (0);
+} while (0)
#define carl9170_async_regwrite_get_buf() \
@@ -126,7 +126,7 @@ do { \
__err = -ENOMEM; \
goto __async_regwrite_out; \
} \
-} while (0);
+} while (0)
#define carl9170_async_regwrite_begin(carl) \
do { \
@@ -169,6 +169,6 @@ __async_regwrite_out: \
#define carl9170_async_regwrite_result() \
__err; \
-} while (0);
+} while (0)
#endif /* __CMD_H */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/d11.h b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
index 1948cb2..3f659e0 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/d11.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
@@ -733,7 +733,7 @@ struct cck_phy_hdr {
do { \
plcp[1] = len & 0xff; \
plcp[2] = ((len >> 8) & 0xff); \
- } while (0);
+ } while (0)
#define BRCMS_SET_MIMO_PLCP_AMPDU(plcp) (plcp[3] |= MIMO_PLCP_AMPDU)
#define BRCMS_CLR_MIMO_PLCP_AMPDU(plcp) (plcp[3] &= ~MIMO_PLCP_AMPDU)
diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h
index a3fb322..0ead152 100644
--- a/drivers/net/wireless/mwifiex/sdio.h
+++ b/drivers/net/wireless/mwifiex/sdio.h
@@ -193,7 +193,7 @@
a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt+1+(MAX_PORT - \
a->mp_end_port))); \
a->mpa_tx.pkt_cnt++; \
-} while (0);
+} while (0)
/* SDIO Tx aggregation limit ? */
#define MP_TX_AGGR_PKT_LIMIT_REACHED(a) \
@@ -211,7 +211,7 @@
a->mpa_tx.buf_len = 0; \
a->mpa_tx.ports = 0; \
a->mpa_tx.start_port = 0; \
-} while (0);
+} while (0)
/* SDIO Rx aggregation limit ? */
#define MP_RX_AGGR_PKT_LIMIT_REACHED(a) \
@@ -242,7 +242,7 @@
a->mpa_rx.skb_arr[a->mpa_rx.pkt_cnt] = skb; \
a->mpa_rx.len_arr[a->mpa_rx.pkt_cnt] = skb->len; \
a->mpa_rx.pkt_cnt++; \
-} while (0);
+} while (0)
/* Reset SDIO Rx aggregation buffer parameters */
#define MP_RX_AGGR_BUF_RESET(a) do { \
@@ -250,7 +250,7 @@
a->mpa_rx.buf_len = 0; \
a->mpa_rx.ports = 0; \
a->mpa_rx.start_port = 0; \
-} while (0);
+} while (0)
/* data structure for SDIO MPA TX */
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
index efb9ab2..c4adb97 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
@@ -530,12 +530,7 @@
SET_BITS_OFFSET_LE(__pdesc+28, 0, 32, __val)
#define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
-do { \
- if (_size > TX_DESC_NEXT_DESC_OFFSET) \
- memset(__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
- else \
- memset(__pdesc, 0, _size); \
-} while (0);
+ memset(__pdesc, 0, min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
struct rx_fwinfo_92c {
u8 gain_trsw[4];
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
index 0dc736c..057a524 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
@@ -530,12 +530,8 @@
SET_BITS_OFFSET_LE(__pdesc+28, 0, 32, __val)
#define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
-do { \
- if (_size > TX_DESC_NEXT_DESC_OFFSET) \
- memset((void *)__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
- else \
- memset((void *)__pdesc, 0, _size); \
-} while (0);
+ memset((void *)__pdesc, 0, \
+ min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
/* For 92D early mode */
#define SET_EARLYMODE_PKTNUM(__paddr, __value) \
diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/def.h b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
index d1b0a1e..20afec6 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/def.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
@@ -252,12 +252,7 @@
* the desc is cleared. */
#define TX_DESC_NEXT_DESC_OFFSET 36
#define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
-do { \
- if (_size > TX_DESC_NEXT_DESC_OFFSET) \
- memset(__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
- else \
- memset(__pdesc, 0, _size); \
-} while (0);
+ memset(__pdesc, 0, min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
/* Rx Desc */
#define RX_STATUS_DESC_SIZE 24
diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/fw.h b/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
index b4afff6..d53f433 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
@@ -345,7 +345,7 @@ enum fw_h2c_cmd {
do { \
udelay(1000); \
rtlpriv->rtlhal.fwcmd_iomap &= (~_Bit); \
- } while (0);
+ } while (0)
#define FW_CMD_IO_UPDATE(rtlpriv, _val) \
rtlpriv->rtlhal.fwcmd_iomap = _val;
@@ -354,13 +354,13 @@ enum fw_h2c_cmd {
do { \
rtl_write_word(rtlpriv, LBUS_MON_ADDR, (u16)_val); \
FW_CMD_IO_UPDATE(rtlpriv, _val); \
- } while (0);
+ } while (0)
#define FW_CMD_PARA_SET(rtlpriv, _val) \
do { \
rtl_write_dword(rtlpriv, LBUS_ADDR_MASK, _val); \
rtlpriv->rtlhal.fwcmd_ioparam = _val; \
- } while (0);
+ } while (0)
#define FW_CMD_IO_QUERY(rtlpriv) \
(u16)(rtlpriv->rtlhal.fwcmd_iomap)
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH wireless-next] wireless: Remove unnecessary ; from while (0) macros
2012-04-03 21:46 [PATCH wireless-next] wireless: Remove unnecessary ; from while (0) macros Joe Perches
@ 2012-04-03 21:52 ` Arend van Spriel
2012-04-03 22:42 ` Larry Finger
2012-04-04 0:13 ` Bing Zhao
2 siblings, 0 replies; 4+ messages in thread
From: Arend van Spriel @ 2012-04-03 21:52 UTC (permalink / raw)
To: Joe Perches
Cc: John W. Linville, Christian Lamparter, Brett Rudley,
Roland Vossen, Franky (Zhenhui) Lin, Kan Yan, Bing Zhao,
Larry Finger, Chaoming Li, linux-wireless, netdev, LKML
On 04/03/2012 11:46 PM, Joe Perches wrote:
> Semicolons are not necessary after macros that end in while (0).
> Remove them.
>
> Simplify the macros with tests of
> do { if (foo>size) memset1; else memset2;} while (0);
> to a single line memset(,,min_t(size_t, foo, size))
>
Acked-by: Arend van Spriel <arend@broadcom.com>
> Signed-off-by: Joe Perches<joe@perches.com>
> ---
> drivers/net/wireless/ath/carl9170/cmd.h | 6 +++---
> drivers/net/wireless/brcm80211/brcmsmac/d11.h | 2 +-
> drivers/net/wireless/mwifiex/sdio.h | 8 ++++----
> drivers/net/wireless/rtlwifi/rtl8192ce/trx.h | 7 +------
> drivers/net/wireless/rtlwifi/rtl8192de/trx.h | 8 ++------
> drivers/net/wireless/rtlwifi/rtl8192se/def.h | 7 +------
> drivers/net/wireless/rtlwifi/rtl8192se/fw.h | 6 +++---
> 7 files changed, 15 insertions(+), 29 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/carl9170/cmd.h b/drivers/net/wireless/ath/carl9170/cmd.h
> index 885c427..65919c9 100644
> --- a/drivers/net/wireless/ath/carl9170/cmd.h
> +++ b/drivers/net/wireless/ath/carl9170/cmd.h
> @@ -114,7 +114,7 @@ __regwrite_out : \
>
> #define carl9170_regwrite_result() \
> __err; \
> -} while (0);
> +} while (0)
>
>
> #define carl9170_async_regwrite_get_buf() \
> @@ -126,7 +126,7 @@ do { \
> __err = -ENOMEM; \
> goto __async_regwrite_out; \
> } \
> -} while (0);
> +} while (0)
>
> #define carl9170_async_regwrite_begin(carl) \
> do { \
> @@ -169,6 +169,6 @@ __async_regwrite_out: \
>
> #define carl9170_async_regwrite_result() \
> __err; \
> -} while (0);
> +} while (0)
>
> #endif /* __CMD_H */
> diff --git a/drivers/net/wireless/brcm80211/brcmsmac/d11.h b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> index 1948cb2..3f659e0 100644
> --- a/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> +++ b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> @@ -733,7 +733,7 @@ struct cck_phy_hdr {
> do { \
> plcp[1] = len& 0xff; \
> plcp[2] = ((len>> 8)& 0xff); \
> - } while (0);
> + } while (0)
>
> #define BRCMS_SET_MIMO_PLCP_AMPDU(plcp) (plcp[3] |= MIMO_PLCP_AMPDU)
> #define BRCMS_CLR_MIMO_PLCP_AMPDU(plcp) (plcp[3]&= ~MIMO_PLCP_AMPDU)
> diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h
> index a3fb322..0ead152 100644
> --- a/drivers/net/wireless/mwifiex/sdio.h
> +++ b/drivers/net/wireless/mwifiex/sdio.h
> @@ -193,7 +193,7 @@
> a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt+1+(MAX_PORT - \
> a->mp_end_port))); \
> a->mpa_tx.pkt_cnt++; \
> -} while (0);
> +} while (0)
>
> /* SDIO Tx aggregation limit ? */
> #define MP_TX_AGGR_PKT_LIMIT_REACHED(a) \
> @@ -211,7 +211,7 @@
> a->mpa_tx.buf_len = 0; \
> a->mpa_tx.ports = 0; \
> a->mpa_tx.start_port = 0; \
> -} while (0);
> +} while (0)
>
> /* SDIO Rx aggregation limit ? */
> #define MP_RX_AGGR_PKT_LIMIT_REACHED(a) \
> @@ -242,7 +242,7 @@
> a->mpa_rx.skb_arr[a->mpa_rx.pkt_cnt] = skb; \
> a->mpa_rx.len_arr[a->mpa_rx.pkt_cnt] = skb->len; \
> a->mpa_rx.pkt_cnt++; \
> -} while (0);
> +} while (0)
>
> /* Reset SDIO Rx aggregation buffer parameters */
> #define MP_RX_AGGR_BUF_RESET(a) do { \
> @@ -250,7 +250,7 @@
> a->mpa_rx.buf_len = 0; \
> a->mpa_rx.ports = 0; \
> a->mpa_rx.start_port = 0; \
> -} while (0);
> +} while (0)
>
>
> /* data structure for SDIO MPA TX */
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> index efb9ab2..c4adb97 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> @@ -530,12 +530,7 @@
> SET_BITS_OFFSET_LE(__pdesc+28, 0, 32, __val)
>
> #define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
> -do { \
> - if (_size> TX_DESC_NEXT_DESC_OFFSET) \
> - memset(__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
> - else \
> - memset(__pdesc, 0, _size); \
> -} while (0);
> + memset(__pdesc, 0, min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
>
> struct rx_fwinfo_92c {
> u8 gain_trsw[4];
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> index 0dc736c..057a524 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> @@ -530,12 +530,8 @@
> SET_BITS_OFFSET_LE(__pdesc+28, 0, 32, __val)
>
> #define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
> -do { \
> - if (_size> TX_DESC_NEXT_DESC_OFFSET) \
> - memset((void *)__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
> - else \
> - memset((void *)__pdesc, 0, _size); \
> -} while (0);
> + memset((void *)__pdesc, 0, \
> + min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
>
> /* For 92D early mode */
> #define SET_EARLYMODE_PKTNUM(__paddr, __value) \
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/def.h b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> index d1b0a1e..20afec6 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> @@ -252,12 +252,7 @@
> * the desc is cleared. */
> #define TX_DESC_NEXT_DESC_OFFSET 36
> #define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
> -do { \
> - if (_size> TX_DESC_NEXT_DESC_OFFSET) \
> - memset(__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
> - else \
> - memset(__pdesc, 0, _size); \
> -} while (0);
> + memset(__pdesc, 0, min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
>
> /* Rx Desc */
> #define RX_STATUS_DESC_SIZE 24
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/fw.h b/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> index b4afff6..d53f433 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> @@ -345,7 +345,7 @@ enum fw_h2c_cmd {
> do { \
> udelay(1000); \
> rtlpriv->rtlhal.fwcmd_iomap&= (~_Bit); \
> - } while (0);
> + } while (0)
>
> #define FW_CMD_IO_UPDATE(rtlpriv, _val) \
> rtlpriv->rtlhal.fwcmd_iomap = _val;
> @@ -354,13 +354,13 @@ enum fw_h2c_cmd {
> do { \
> rtl_write_word(rtlpriv, LBUS_MON_ADDR, (u16)_val); \
> FW_CMD_IO_UPDATE(rtlpriv, _val); \
> - } while (0);
> + } while (0)
>
> #define FW_CMD_PARA_SET(rtlpriv, _val) \
> do { \
> rtl_write_dword(rtlpriv, LBUS_ADDR_MASK, _val); \
> rtlpriv->rtlhal.fwcmd_ioparam = _val; \
> - } while (0);
> + } while (0)
>
> #define FW_CMD_IO_QUERY(rtlpriv) \
> (u16)(rtlpriv->rtlhal.fwcmd_iomap)
>
>
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH wireless-next] wireless: Remove unnecessary ; from while (0) macros
2012-04-03 21:46 [PATCH wireless-next] wireless: Remove unnecessary ; from while (0) macros Joe Perches
2012-04-03 21:52 ` Arend van Spriel
@ 2012-04-03 22:42 ` Larry Finger
2012-04-04 0:13 ` Bing Zhao
2 siblings, 0 replies; 4+ messages in thread
From: Larry Finger @ 2012-04-03 22:42 UTC (permalink / raw)
To: Joe Perches
Cc: John W. Linville, Christian Lamparter, Brett Rudley,
Roland Vossen, Arend van Spriel, Franky (Zhenhui) Lin, Kan Yan,
Bing Zhao, Chaoming Li, linux-wireless, netdev, LKML
On 04/03/2012 04:46 PM, Joe Perches wrote:
> Semicolons are not necessary after macros that end in while (0).
> Remove them.
>
> Simplify the macros with tests of
> do { if (foo>size) memset1; else memset2;} while (0);
> to a single line memset(,,min_t(size_t, foo, size))
>
> Signed-off-by: Joe Perches<joe@perches.com>
ACKed-by: Larry Finger <Larry.Finger@lwfinger.net> (rtlwifi part)
> ---
> drivers/net/wireless/ath/carl9170/cmd.h | 6 +++---
> drivers/net/wireless/brcm80211/brcmsmac/d11.h | 2 +-
> drivers/net/wireless/mwifiex/sdio.h | 8 ++++----
> drivers/net/wireless/rtlwifi/rtl8192ce/trx.h | 7 +------
> drivers/net/wireless/rtlwifi/rtl8192de/trx.h | 8 ++------
> drivers/net/wireless/rtlwifi/rtl8192se/def.h | 7 +------
> drivers/net/wireless/rtlwifi/rtl8192se/fw.h | 6 +++---
> 7 files changed, 15 insertions(+), 29 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/carl9170/cmd.h b/drivers/net/wireless/ath/carl9170/cmd.h
> index 885c427..65919c9 100644
> --- a/drivers/net/wireless/ath/carl9170/cmd.h
> +++ b/drivers/net/wireless/ath/carl9170/cmd.h
> @@ -114,7 +114,7 @@ __regwrite_out : \
>
> #define carl9170_regwrite_result() \
> __err; \
> -} while (0);
> +} while (0)
>
>
> #define carl9170_async_regwrite_get_buf() \
> @@ -126,7 +126,7 @@ do { \
> __err = -ENOMEM; \
> goto __async_regwrite_out; \
> } \
> -} while (0);
> +} while (0)
>
> #define carl9170_async_regwrite_begin(carl) \
> do { \
> @@ -169,6 +169,6 @@ __async_regwrite_out: \
>
> #define carl9170_async_regwrite_result() \
> __err; \
> -} while (0);
> +} while (0)
>
> #endif /* __CMD_H */
> diff --git a/drivers/net/wireless/brcm80211/brcmsmac/d11.h b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> index 1948cb2..3f659e0 100644
> --- a/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> +++ b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> @@ -733,7 +733,7 @@ struct cck_phy_hdr {
> do { \
> plcp[1] = len& 0xff; \
> plcp[2] = ((len>> 8)& 0xff); \
> - } while (0);
> + } while (0)
>
> #define BRCMS_SET_MIMO_PLCP_AMPDU(plcp) (plcp[3] |= MIMO_PLCP_AMPDU)
> #define BRCMS_CLR_MIMO_PLCP_AMPDU(plcp) (plcp[3]&= ~MIMO_PLCP_AMPDU)
> diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h
> index a3fb322..0ead152 100644
> --- a/drivers/net/wireless/mwifiex/sdio.h
> +++ b/drivers/net/wireless/mwifiex/sdio.h
> @@ -193,7 +193,7 @@
> a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt+1+(MAX_PORT - \
> a->mp_end_port))); \
> a->mpa_tx.pkt_cnt++; \
> -} while (0);
> +} while (0)
>
> /* SDIO Tx aggregation limit ? */
> #define MP_TX_AGGR_PKT_LIMIT_REACHED(a) \
> @@ -211,7 +211,7 @@
> a->mpa_tx.buf_len = 0; \
> a->mpa_tx.ports = 0; \
> a->mpa_tx.start_port = 0; \
> -} while (0);
> +} while (0)
>
> /* SDIO Rx aggregation limit ? */
> #define MP_RX_AGGR_PKT_LIMIT_REACHED(a) \
> @@ -242,7 +242,7 @@
> a->mpa_rx.skb_arr[a->mpa_rx.pkt_cnt] = skb; \
> a->mpa_rx.len_arr[a->mpa_rx.pkt_cnt] = skb->len; \
> a->mpa_rx.pkt_cnt++; \
> -} while (0);
> +} while (0)
>
> /* Reset SDIO Rx aggregation buffer parameters */
> #define MP_RX_AGGR_BUF_RESET(a) do { \
> @@ -250,7 +250,7 @@
> a->mpa_rx.buf_len = 0; \
> a->mpa_rx.ports = 0; \
> a->mpa_rx.start_port = 0; \
> -} while (0);
> +} while (0)
>
>
> /* data structure for SDIO MPA TX */
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> index efb9ab2..c4adb97 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> @@ -530,12 +530,7 @@
> SET_BITS_OFFSET_LE(__pdesc+28, 0, 32, __val)
>
> #define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
> -do { \
> - if (_size> TX_DESC_NEXT_DESC_OFFSET) \
> - memset(__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
> - else \
> - memset(__pdesc, 0, _size); \
> -} while (0);
> + memset(__pdesc, 0, min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
>
> struct rx_fwinfo_92c {
> u8 gain_trsw[4];
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> index 0dc736c..057a524 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> @@ -530,12 +530,8 @@
> SET_BITS_OFFSET_LE(__pdesc+28, 0, 32, __val)
>
> #define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
> -do { \
> - if (_size> TX_DESC_NEXT_DESC_OFFSET) \
> - memset((void *)__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
> - else \
> - memset((void *)__pdesc, 0, _size); \
> -} while (0);
> + memset((void *)__pdesc, 0, \
> + min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
>
> /* For 92D early mode */
> #define SET_EARLYMODE_PKTNUM(__paddr, __value) \
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/def.h b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> index d1b0a1e..20afec6 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> @@ -252,12 +252,7 @@
> * the desc is cleared. */
> #define TX_DESC_NEXT_DESC_OFFSET 36
> #define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
> -do { \
> - if (_size> TX_DESC_NEXT_DESC_OFFSET) \
> - memset(__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
> - else \
> - memset(__pdesc, 0, _size); \
> -} while (0);
> + memset(__pdesc, 0, min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
>
> /* Rx Desc */
> #define RX_STATUS_DESC_SIZE 24
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/fw.h b/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> index b4afff6..d53f433 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> @@ -345,7 +345,7 @@ enum fw_h2c_cmd {
> do { \
> udelay(1000); \
> rtlpriv->rtlhal.fwcmd_iomap&= (~_Bit); \
> - } while (0);
> + } while (0)
>
> #define FW_CMD_IO_UPDATE(rtlpriv, _val) \
> rtlpriv->rtlhal.fwcmd_iomap = _val;
> @@ -354,13 +354,13 @@ enum fw_h2c_cmd {
> do { \
> rtl_write_word(rtlpriv, LBUS_MON_ADDR, (u16)_val); \
> FW_CMD_IO_UPDATE(rtlpriv, _val); \
> - } while (0);
> + } while (0)
>
> #define FW_CMD_PARA_SET(rtlpriv, _val) \
> do { \
> rtl_write_dword(rtlpriv, LBUS_ADDR_MASK, _val); \
> rtlpriv->rtlhal.fwcmd_ioparam = _val; \
> - } while (0);
> + } while (0)
>
> #define FW_CMD_IO_QUERY(rtlpriv) \
> (u16)(rtlpriv->rtlhal.fwcmd_iomap)
>
>
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* RE: [PATCH wireless-next] wireless: Remove unnecessary ; from while (0) macros
2012-04-03 21:46 [PATCH wireless-next] wireless: Remove unnecessary ; from while (0) macros Joe Perches
2012-04-03 21:52 ` Arend van Spriel
2012-04-03 22:42 ` Larry Finger
@ 2012-04-04 0:13 ` Bing Zhao
2 siblings, 0 replies; 4+ messages in thread
From: Bing Zhao @ 2012-04-04 0:13 UTC (permalink / raw)
To: Joe Perches, John W. Linville
Cc: Christian Lamparter, Brett Rudley, Roland Vossen,
Arend van Spriel, Franky (Zhenhui) Lin, Kan Yan, Larry Finger,
Chaoming Li, linux-wireless, netdev, LKML
[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain; charset="utf-8", Size: 6734 bytes --]
> Semicolons are not necessary after macros that end in while (0).
> Remove them.
>
> Simplify the macros with tests of
> do { if (foo>size) memset1; else memset2;} while (0);
> to a single line memset(,,min_t(size_t, foo, size))
>
> Signed-off-by: Joe Perches <joe@perches.com>
> ---
> drivers/net/wireless/ath/carl9170/cmd.h | 6 +++---
> drivers/net/wireless/brcm80211/brcmsmac/d11.h | 2 +-
> drivers/net/wireless/mwifiex/sdio.h | 8 ++++----
For mwifiex part,
Acked-by: Bing Zhao <bzhao@marvell.com>
Thanks,
Bing
> drivers/net/wireless/rtlwifi/rtl8192ce/trx.h | 7 +------
> drivers/net/wireless/rtlwifi/rtl8192de/trx.h | 8 ++------
> drivers/net/wireless/rtlwifi/rtl8192se/def.h | 7 +------
> drivers/net/wireless/rtlwifi/rtl8192se/fw.h | 6 +++---
> 7 files changed, 15 insertions(+), 29 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/carl9170/cmd.h b/drivers/net/wireless/ath/carl9170/cmd.h
> index 885c427..65919c9 100644
> --- a/drivers/net/wireless/ath/carl9170/cmd.h
> +++ b/drivers/net/wireless/ath/carl9170/cmd.h
> @@ -114,7 +114,7 @@ __regwrite_out : \
>
> #define carl9170_regwrite_result() \
> __err; \
> -} while (0);
> +} while (0)
>
>
> #define carl9170_async_regwrite_get_buf() \
> @@ -126,7 +126,7 @@ do { \
> __err = -ENOMEM; \
> goto __async_regwrite_out; \
> } \
> -} while (0);
> +} while (0)
>
> #define carl9170_async_regwrite_begin(carl) \
> do { \
> @@ -169,6 +169,6 @@ __async_regwrite_out: \
>
> #define carl9170_async_regwrite_result() \
> __err; \
> -} while (0);
> +} while (0)
>
> #endif /* __CMD_H */
> diff --git a/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> index 1948cb2..3f659e0 100644
> --- a/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> +++ b/drivers/net/wireless/brcm80211/brcmsmac/d11.h
> @@ -733,7 +733,7 @@ struct cck_phy_hdr {
> do { \
> plcp[1] = len & 0xff; \
> plcp[2] = ((len >> 8) & 0xff); \
> - } while (0);
> + } while (0)
>
> #define BRCMS_SET_MIMO_PLCP_AMPDU(plcp) (plcp[3] |= MIMO_PLCP_AMPDU)
> #define BRCMS_CLR_MIMO_PLCP_AMPDU(plcp) (plcp[3] &= ~MIMO_PLCP_AMPDU)
> diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h
> index a3fb322..0ead152 100644
> --- a/drivers/net/wireless/mwifiex/sdio.h
> +++ b/drivers/net/wireless/mwifiex/sdio.h
> @@ -193,7 +193,7 @@
> a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt+1+(MAX_PORT - \
> a->mp_end_port))); \
> a->mpa_tx.pkt_cnt++; \
> -} while (0);
> +} while (0)
>
> /* SDIO Tx aggregation limit ? */
> #define MP_TX_AGGR_PKT_LIMIT_REACHED(a) \
> @@ -211,7 +211,7 @@
> a->mpa_tx.buf_len = 0; \
> a->mpa_tx.ports = 0; \
> a->mpa_tx.start_port = 0; \
> -} while (0);
> +} while (0)
>
> /* SDIO Rx aggregation limit ? */
> #define MP_RX_AGGR_PKT_LIMIT_REACHED(a) \
> @@ -242,7 +242,7 @@
> a->mpa_rx.skb_arr[a->mpa_rx.pkt_cnt] = skb; \
> a->mpa_rx.len_arr[a->mpa_rx.pkt_cnt] = skb->len; \
> a->mpa_rx.pkt_cnt++; \
> -} while (0);
> +} while (0)
>
> /* Reset SDIO Rx aggregation buffer parameters */
> #define MP_RX_AGGR_BUF_RESET(a) do { \
> @@ -250,7 +250,7 @@
> a->mpa_rx.buf_len = 0; \
> a->mpa_rx.ports = 0; \
> a->mpa_rx.start_port = 0; \
> -} while (0);
> +} while (0)
>
>
> /* data structure for SDIO MPA TX */
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> index efb9ab2..c4adb97 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
> @@ -530,12 +530,7 @@
> SET_BITS_OFFSET_LE(__pdesc+28, 0, 32, __val)
>
> #define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
> -do { \
> - if (_size > TX_DESC_NEXT_DESC_OFFSET) \
> - memset(__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
> - else \
> - memset(__pdesc, 0, _size); \
> -} while (0);
> + memset(__pdesc, 0, min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
>
> struct rx_fwinfo_92c {
> u8 gain_trsw[4];
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> index 0dc736c..057a524 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
> @@ -530,12 +530,8 @@
> SET_BITS_OFFSET_LE(__pdesc+28, 0, 32, __val)
>
> #define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
> -do { \
> - if (_size > TX_DESC_NEXT_DESC_OFFSET) \
> - memset((void *)__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
> - else \
> - memset((void *)__pdesc, 0, _size); \
> -} while (0);
> + memset((void *)__pdesc, 0, \
> + min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
>
> /* For 92D early mode */
> #define SET_EARLYMODE_PKTNUM(__paddr, __value) \
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> index d1b0a1e..20afec6 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
> @@ -252,12 +252,7 @@
> * the desc is cleared. */
> #define TX_DESC_NEXT_DESC_OFFSET 36
> #define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \
> -do { \
> - if (_size > TX_DESC_NEXT_DESC_OFFSET) \
> - memset(__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \
> - else \
> - memset(__pdesc, 0, _size); \
> -} while (0);
> + memset(__pdesc, 0, min_t(size_t, _size, TX_DESC_NEXT_DESC_OFFSET))
>
> /* Rx Desc */
> #define RX_STATUS_DESC_SIZE 24
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> b/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> index b4afff6..d53f433 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> +++ b/drivers/net/wireless/rtlwifi/rtl8192se/fw.h
> @@ -345,7 +345,7 @@ enum fw_h2c_cmd {
> do { \
> udelay(1000); \
> rtlpriv->rtlhal.fwcmd_iomap &= (~_Bit); \
> - } while (0);
> + } while (0)
>
> #define FW_CMD_IO_UPDATE(rtlpriv, _val) \
> rtlpriv->rtlhal.fwcmd_iomap = _val;
> @@ -354,13 +354,13 @@ enum fw_h2c_cmd {
> do { \
> rtl_write_word(rtlpriv, LBUS_MON_ADDR, (u16)_val); \
> FW_CMD_IO_UPDATE(rtlpriv, _val); \
> - } while (0);
> + } while (0)
>
> #define FW_CMD_PARA_SET(rtlpriv, _val) \
> do { \
> rtl_write_dword(rtlpriv, LBUS_ADDR_MASK, _val); \
> rtlpriv->rtlhal.fwcmd_ioparam = _val; \
> - } while (0);
> + } while (0)
>
> #define FW_CMD_IO_QUERY(rtlpriv) \
> (u16)(rtlpriv->rtlhal.fwcmd_iomap)
>
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^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2012-04-04 0:25 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2012-04-03 21:46 [PATCH wireless-next] wireless: Remove unnecessary ; from while (0) macros Joe Perches
2012-04-03 21:52 ` Arend van Spriel
2012-04-03 22:42 ` Larry Finger
2012-04-04 0:13 ` Bing Zhao
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