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* [PATCH] net: wl12xx: do not use kfree'd memory
@ 2010-07-31 16:33 Kulikov Vasiliy
  2010-08-02  5:04 ` Juuso Oikarinen
  0 siblings, 1 reply; 2+ messages in thread
From: Kulikov Vasiliy @ 2010-07-31 16:33 UTC (permalink / raw)
  To: kernel-janitors
  Cc: Luciano Coelho, John W. Linville, Juuso Oikarinen,
	Teemu Paasikivi, linux-wireless, netdev

wl1271_dump() uses cmd after kfree(cmd). Move kfree() just after
wl1271_dump().

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
---
 drivers/net/wireless/wl12xx/wl1271_spi.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/wl12xx/wl1271_spi.c b/drivers/net/wireless/wl12xx/wl1271_spi.c
index 96d25fb..4cb99c5 100644
--- a/drivers/net/wireless/wl12xx/wl1271_spi.c
+++ b/drivers/net/wireless/wl12xx/wl1271_spi.c
@@ -160,9 +160,8 @@ static void wl1271_spi_init(struct wl1271 *wl)
 	spi_message_add_tail(&t, &m);
 
 	spi_sync(wl_to_spi(wl), &m);
-	kfree(cmd);
-
 	wl1271_dump(DEBUG_SPI, "spi init -> ", cmd, WSPI_INIT_CMD_LEN);
+	kfree(cmd);
 }
 
 #define WL1271_BUSY_WORD_TIMEOUT 1000
-- 
1.7.0.4


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] net: wl12xx: do not use kfree'd memory
  2010-07-31 16:33 [PATCH] net: wl12xx: do not use kfree'd memory Kulikov Vasiliy
@ 2010-08-02  5:04 ` Juuso Oikarinen
  0 siblings, 0 replies; 2+ messages in thread
From: Juuso Oikarinen @ 2010-08-02  5:04 UTC (permalink / raw)
  To: ext Kulikov Vasiliy
  Cc: kernel-janitors, Coelho Luciano (Nokia-MS/Helsinki),
	John W. Linville, Paasikivi Teemu.3 (EXT-Ixonos/Tampere),
	linux-wireless, netdev

On Sat, 2010-07-31 at 18:33 +0200, ext Kulikov Vasiliy wrote:
> wl1271_dump() uses cmd after kfree(cmd). Move kfree() just after
> wl1271_dump().
> 
> Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
> ---
>  drivers/net/wireless/wl12xx/wl1271_spi.c |    3 +--
>  1 files changed, 1 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/wireless/wl12xx/wl1271_spi.c b/drivers/net/wireless/wl12xx/wl1271_spi.c
> index 96d25fb..4cb99c5 100644
> --- a/drivers/net/wireless/wl12xx/wl1271_spi.c
> +++ b/drivers/net/wireless/wl12xx/wl1271_spi.c
> @@ -160,9 +160,8 @@ static void wl1271_spi_init(struct wl1271 *wl)
>  	spi_message_add_tail(&t, &m);
>  
>  	spi_sync(wl_to_spi(wl), &m);
> -	kfree(cmd);
> -
>  	wl1271_dump(DEBUG_SPI, "spi init -> ", cmd, WSPI_INIT_CMD_LEN);
> +	kfree(cmd);
>  }
>  
>  #define WL1271_BUSY_WORD_TIMEOUT 1000

Whoops ;) Good catch, thanks.

Acked-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>

-Juuso


^ permalink raw reply	[flat|nested] 2+ messages in thread

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2010-07-31 16:33 [PATCH] net: wl12xx: do not use kfree'd memory Kulikov Vasiliy
2010-08-02  5:04 ` Juuso Oikarinen

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