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* [PATCH v2] staging: rtl8723au: Fix resource leak
@ 2015-09-27 19:48 Mateusz Kulikowski
  2015-09-28 11:27 ` Sudip Mukherjee
  2015-09-28 18:23 ` Jes Sorensen
  0 siblings, 2 replies; 3+ messages in thread
From: Mateusz Kulikowski @ 2015-09-27 19:48 UTC (permalink / raw)
  To: Larry.Finger, Jes.Sorensen
  Cc: Mateusz Kulikowski, gregkh, linux-wireless, devel, linux-kernel

Firmware was not released properly if kmemdup fails.

Addresses-Coverity-Id: 1269118
Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
---
 drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c b/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
index cd014f7..ecf54ee 100644
--- a/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
+++ b/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
@@ -249,13 +249,13 @@ int rtl8723a_FirmwareDownload(struct rtw_adapter *padapter)
 		goto Exit;
 	}
 	firmware_buf = kmemdup(fw->data, fw->size, GFP_KERNEL);
+	fw_size = fw->size;
+	release_firmware(fw);
 	if (!firmware_buf) {
 		rtStatus = _FAIL;
 		goto Exit;
 	}
 	buf = firmware_buf;
-	fw_size = fw->size;
-	release_firmware(fw);
 
 	/*  To Check Fw header. Added by tynli. 2009.12.04. */
 	pFwHdr = (struct rt_8723a_firmware_hdr *)firmware_buf;
-- 
2.1.4


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] staging: rtl8723au: Fix resource leak
  2015-09-27 19:48 [PATCH v2] staging: rtl8723au: Fix resource leak Mateusz Kulikowski
@ 2015-09-28 11:27 ` Sudip Mukherjee
  2015-09-28 18:23 ` Jes Sorensen
  1 sibling, 0 replies; 3+ messages in thread
From: Sudip Mukherjee @ 2015-09-28 11:27 UTC (permalink / raw)
  To: Mateusz Kulikowski
  Cc: Larry.Finger, Jes.Sorensen, devel, gregkh, linux-wireless,
	linux-kernel

On Sun, Sep 27, 2015 at 09:48:19PM +0200, Mateusz Kulikowski wrote:
> Firmware was not released properly if kmemdup fails.
> 
> Addresses-Coverity-Id: 1269118
> Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
> ---
Not seen your v2 while replying to your v1. Sorry for the noise.

regards
sudip

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] staging: rtl8723au: Fix resource leak
  2015-09-27 19:48 [PATCH v2] staging: rtl8723au: Fix resource leak Mateusz Kulikowski
  2015-09-28 11:27 ` Sudip Mukherjee
@ 2015-09-28 18:23 ` Jes Sorensen
  1 sibling, 0 replies; 3+ messages in thread
From: Jes Sorensen @ 2015-09-28 18:23 UTC (permalink / raw)
  To: Mateusz Kulikowski
  Cc: Larry.Finger, gregkh, linux-wireless, devel, linux-kernel

Mateusz Kulikowski <mateusz.kulikowski@gmail.com> writes:
> Firmware was not released properly if kmemdup fails.
>
> Addresses-Coverity-Id: 1269118
> Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
> ---
>  drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Acked-by: Jes Sorensen <Jes.Sorensen@redhat.com>

>
> diff --git a/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c b/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
> index cd014f7..ecf54ee 100644
> --- a/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
> +++ b/drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
> @@ -249,13 +249,13 @@ int rtl8723a_FirmwareDownload(struct rtw_adapter *padapter)
>  		goto Exit;
>  	}
>  	firmware_buf = kmemdup(fw->data, fw->size, GFP_KERNEL);
> +	fw_size = fw->size;
> +	release_firmware(fw);
>  	if (!firmware_buf) {
>  		rtStatus = _FAIL;
>  		goto Exit;
>  	}
>  	buf = firmware_buf;
> -	fw_size = fw->size;
> -	release_firmware(fw);
>  
>  	/*  To Check Fw header. Added by tynli. 2009.12.04. */
>  	pFwHdr = (struct rt_8723a_firmware_hdr *)firmware_buf;

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2015-09-28 18:23 UTC | newest]

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2015-09-27 19:48 [PATCH v2] staging: rtl8723au: Fix resource leak Mateusz Kulikowski
2015-09-28 11:27 ` Sudip Mukherjee
2015-09-28 18:23 ` Jes Sorensen

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