From: Arnaud Patard (Rtp) <arnaud.patard@rtp-net.org>
To: linux-omap-open-source@linux.omap.com
Subject: [PATCH] omapfb: Add sanity check to omapfb_update_window_async
Date: Sun, 14 Jan 2007 14:38:53 +0100 [thread overview]
Message-ID: <858xg5g236.fsf@orfeo.duckcorp.org> (raw)
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This patch makes sure that the fb_info pointer given to
omapfb_update_window_async is not null.
Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
---
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---
drivers/video/omap/omapfb_main.c | 9 7 + 2 - 0 !
1 file changed, 7 insertions(+), 2 deletions(-)
Index: linux-omap-2.6/drivers/video/omap/omapfb_main.c
===================================================================
--- linux-omap-2.6.orig/drivers/video/omap/omapfb_main.c 2007-01-14 14:10:26.000000000 +0100
+++ linux-omap-2.6/drivers/video/omap/omapfb_main.c 2007-01-14 14:10:29.000000000 +0100
@@ -626,10 +626,15 @@ int omapfb_update_window_async(struct fb
void (*callback)(void *),
void *callback_data)
{
- struct omapfb_plane_struct *plane = fbi->par;
- struct omapfb_device *fbdev = plane->fbdev;
+ struct omapfb_plane_struct *plane;
+ struct omapfb_device *fbdev;
struct fb_var_screeninfo *var;
+ if (!fbi)
+ return -EINVAL;
+
+ plane = fbi->par;
+ fbdev = plane->fbdev;
var = &fbi->var;
if (win->x >= var->xres || win->y >= var->yres)
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next reply other threads:[~2007-01-14 13:38 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-14 13:38 Arnaud Patard [this message]
2007-01-26 21:54 ` [PATCH] omapfb: Add sanity check to omapfb_update_window_async Tony Lindgren
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