linux-fbdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH 23/24] video/matrox: fix dangling pointers
       [not found] <1269094385-16114-1-git-send-email-w.sang@pengutronix.de>
@ 2010-03-20 14:13 ` Wolfram Sang
       [not found]   ` <1269094385-16114-24-git-send-email-w.sang-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
  0 siblings, 1 reply; 2+ messages in thread
From: Wolfram Sang @ 2010-03-20 14:13 UTC (permalink / raw)
  To: kernel-janitors
  Cc: linux-i2c, linux-kernel, Wolfram Sang, Petr Vandrovec,
	linux-fbdev

Fix I2C-drivers which missed setting clientdata to NULL before freeing the
structure it points to. Also fix drivers which do this _after_ the structure
was freed already.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Cc: Petr Vandrovec <vandrove@vc.cvut.cz>
---

Found using coccinelle, then reviewed. Full patchset is available via
kernel-janitors, linux-i2c, and LKML.
---
 drivers/video/matrox/matroxfb_maven.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/video/matrox/matroxfb_maven.c b/drivers/video/matrox/matroxfb_maven.c
index 91af915..e7b0ec3 100644
--- a/drivers/video/matrox/matroxfb_maven.c
+++ b/drivers/video/matrox/matroxfb_maven.c
@@ -1254,6 +1254,7 @@ static int maven_probe(struct i2c_client *client,
 		goto ERROR4;
 	return 0;
 ERROR4:;
+	i2c_set_clientdata(client, NULL);
 	kfree(data);
 ERROR0:;
 	return err;
-- 
1.7.0


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

* Re: [PATCH 23/24] video/matrox: fix dangling pointers
       [not found]   ` <1269094385-16114-24-git-send-email-w.sang-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
@ 2010-04-05 14:04     ` James Simmons
  0 siblings, 0 replies; 2+ messages in thread
From: James Simmons @ 2010-04-05 14:04 UTC (permalink / raw)
  To: Wolfram Sang
  Cc: kernel-janitors-u79uwXL29TY76Z2rM5mHXA,
	linux-i2c-u79uwXL29TY76Z2rM5mHXA, Linux Kernel Mailing List,
	Petr Vandrovec, Linux Fbdev development list, Andrew Morton


On Sat, 20 Mar 2010, Wolfram Sang wrote:

> Fix I2C-drivers which missed setting clientdata to NULL before freeing the
> structure it points to. Also fix drivers which do this _after_ the structure
> was freed already.
> 
> Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
> Cc: Petr Vandrovec <vandrove@vc.cvut.cz>
> ---

Acked-by: James Simmons <jsimmons@infradead.org>
 
> Found using coccinelle, then reviewed. Full patchset is available via
> kernel-janitors, linux-i2c, and LKML.
> ---
>  drivers/video/matrox/matroxfb_maven.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/video/matrox/matroxfb_maven.c b/drivers/video/matrox/matroxfb_maven.c
> index 91af915..e7b0ec3 100644
> --- a/drivers/video/matrox/matroxfb_maven.c
> +++ b/drivers/video/matrox/matroxfb_maven.c
> @@ -1254,6 +1254,7 @@ static int maven_probe(struct i2c_client *client,
>  		goto ERROR4;
>  	return 0;
>  ERROR4:;
> +	i2c_set_clientdata(client, NULL);
>  	kfree(data);
>  ERROR0:;
>  	return err;
> -- 
> 1.7.0
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-fbdev" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 

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

end of thread, other threads:[~2010-04-05 14:04 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
     [not found] <1269094385-16114-1-git-send-email-w.sang@pengutronix.de>
2010-03-20 14:13 ` [PATCH 23/24] video/matrox: fix dangling pointers Wolfram Sang
     [not found]   ` <1269094385-16114-24-git-send-email-w.sang-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2010-04-05 14:04     ` James Simmons

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).