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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-28 09:35:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-28 09:35:11 -0700
commit0851668fdd97e526b2a41f794b785c204dd3d3e0 (patch)
tree4ef7c20a8be8393006c6fe9627eb29dd30877d61 /drivers/media/video/v4l1-compat.c
parent00ebb6382b8d9c7c15b5f8ad230670d8161d38dd (diff)
parent7655e594945289b418af39f6669fea4666a7b520 (diff)
downloadop-kernel-dev-0851668fdd97e526b2a41f794b785c204dd3d3e0.zip
op-kernel-dev-0851668fdd97e526b2a41f794b785c204dd3d3e0.tar.gz
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (505 commits) [media] af9015: Fix max I2C message size when used with tda18271 [media] IR: initialize ir_raw_event in few more drivers [media] Guard a divide in v4l1 compat layer [media] imon: fix nomouse modprobe option [media] imon: remove redundant change_protocol call [media] imon: fix my egregious brown paper bag w/rdev/idev split [media] cafe_ccic: Configure ov7670 correctly [media] ov7670: allow configuration of image size, clock speed, and I/O method [media] af9015: support for DigitalNow TinyTwin v3 [1f4d:9016] [media] af9015: map DigitalNow TinyTwin v2 remote [media] DigitalNow TinyTwin remote controller [media] af9015: RC fixes and improvements videodev2.h.xml: Update to reflect the latest changes at videodev2.h [media] v4l: document new Bayer and monochrome pixel formats [media] DocBook/v4l: Add missing formats used on gspca cpia1 and sn9c2028 [media] firedtv: add parameter to fake ca_system_ids in CA_INFO [media] tm6000: fix a macro coding style issue tm6000: Remove some ugly debug code [media] Nova-S-Plus audio line input [media] [RFC,1/1] V4L2: Use new CAP bits in existing RDS capable drivers ...
Diffstat (limited to 'drivers/media/video/v4l1-compat.c')
-rw-r--r--drivers/media/video/v4l1-compat.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/media/video/v4l1-compat.c b/drivers/media/video/v4l1-compat.c
index 0c2105c..d4ac751 100644
--- a/drivers/media/video/v4l1-compat.c
+++ b/drivers/media/video/v4l1-compat.c
@@ -645,9 +645,16 @@ static noinline long v4l1_compat_get_picture(
goto done;
}
- pict->depth = ((fmt->fmt.pix.bytesperline << 3)
- + (fmt->fmt.pix.width - 1))
- / fmt->fmt.pix.width;
+ if (fmt->fmt.pix.width)
+ {
+ pict->depth = ((fmt->fmt.pix.bytesperline << 3)
+ + (fmt->fmt.pix.width - 1))
+ / fmt->fmt.pix.width;
+ } else {
+ err = -EINVAL;
+ goto done;
+ }
+
pict->palette = pixelformat_to_palette(
fmt->fmt.pix.pixelformat);
done:
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