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authorRoel Kluin <roel.kluin@gmail.com>2009-08-10 22:17:25 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-08-13 20:39:13 -0300
commit77f2c2db1146154fb054e9ce955928a66d8c959f (patch)
tree23e561f2e92ba2f6060b9240187d3be835075aaa /drivers
parent01a5fd6ff3fbae9a599d3334a8cca0f00865e360 (diff)
V4L/DVB (12436): stk-webcam: read buffer overflow
It tested the value of stk_sizes[i].m before checking whether i was in range. Cc: Hans Verkuil <hverkuil@xs4all.nl> Cc: Trent Piepho <xyzzy@speakeasy.org> Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/stk-webcam.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/video/stk-webcam.c b/drivers/media/video/stk-webcam.c
index 4d6785e63455..b154bd961e3b 100644
--- a/drivers/media/video/stk-webcam.c
+++ b/drivers/media/video/stk-webcam.c
@@ -1050,8 +1050,8 @@ static int stk_setup_format(struct stk_camera *dev)
depth = 1;
else
depth = 2;
- while (stk_sizes[i].m != dev->vsettings.mode
- && i < ARRAY_SIZE(stk_sizes))
+ while (i < ARRAY_SIZE(stk_sizes) &&
+ stk_sizes[i].m != dev->vsettings.mode)
i++;
if (i == ARRAY_SIZE(stk_sizes)) {
STK_ERROR("Something is broken in %s\n", __func__);