* [PATCH] brcmfmac: remove set but not used variable 'dtim_period'
@ 2019-07-24 14:12 YueHaibing
2019-08-06 12:35 ` Kalle Valo
0 siblings, 1 reply; 2+ messages in thread
From: YueHaibing @ 2019-07-24 14:12 UTC (permalink / raw)
To: arend.vanspriel, franky.lin, hante.meuleman, chi-hsien.lin,
wright.feng, kvalo
Cc: linux-kernel, netdev, linux-wireless, brcm80211-dev-list.pdl,
brcm80211-dev-list, YueHaibing
Fixes gcc '-Wunused-but-set-variable' warning:
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c: In function brcmf_update_bss_info:
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:2962:5: warning: variable dtim_period set but not used [-Wunused-but-set-variable]
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c: In function brcmf_update_bss_info:
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:2961:6: warning: variable beacon_interval set but not used [-Wunused-but-set-variable]
They are never used so can be removed.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index b6d0df3..ec17f7f 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -2958,8 +2958,6 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg,
struct brcmf_pub *drvr = cfg->pub;
struct brcmf_bss_info_le *bi;
const struct brcmf_tlv *tim;
- u16 beacon_interval;
- u8 dtim_period;
size_t ie_len;
u8 *ie;
s32 err = 0;
@@ -2983,12 +2981,9 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg,
ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset);
ie_len = le32_to_cpu(bi->ie_length);
- beacon_interval = le16_to_cpu(bi->beacon_period);
tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM);
- if (tim)
- dtim_period = tim->data[1];
- else {
+ if (!tim) {
/*
* active scan was done so we could not get dtim
* information out of probe response.
@@ -3000,7 +2995,6 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg,
bphy_err(drvr, "wl dtim_assoc failed (%d)\n", err);
goto update_bss_info_out;
}
- dtim_period = (u8)var;
}
update_bss_info_out:
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] brcmfmac: remove set but not used variable 'dtim_period'
2019-07-24 14:12 [PATCH] brcmfmac: remove set but not used variable 'dtim_period' YueHaibing
@ 2019-08-06 12:35 ` Kalle Valo
0 siblings, 0 replies; 2+ messages in thread
From: Kalle Valo @ 2019-08-06 12:35 UTC (permalink / raw)
To: YueHaibing
Cc: arend.vanspriel, franky.lin, hante.meuleman, chi-hsien.lin,
wright.feng, linux-kernel, netdev, linux-wireless,
brcm80211-dev-list.pdl, brcm80211-dev-list, YueHaibing
YueHaibing <yuehaibing@huawei.com> wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c: In function brcmf_update_bss_info:
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:2962:5: warning: variable dtim_period set but not used [-Wunused-but-set-variable]
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c: In function brcmf_update_bss_info:
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:2961:6: warning: variable beacon_interval set but not used [-Wunused-but-set-variable]
>
> They are never used so can be removed.
>
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Patch applied to wireless-drivers-next.git, thanks.
cddecd92d1ec brcmfmac: remove set but not used variable 'dtim_period'
--
https://patchwork.kernel.org/patch/11056999/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
^ permalink raw reply [flat|nested] 2+ messages in thread
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