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authorDan Carpenter <error27@gmail.com>2010-03-10 07:57:03 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-05-06 19:18:58 -0300
commit2132deff694765bc2e6c7ac84c6b30dab0775256 (patch)
treed91bb367c9150c8aaec45af5257ecb1aa6b145aa
parent722154e4cacf015161efe60009ae9be23d492296 (diff)
downloadlinux-linaro-2132deff694765bc2e6c7ac84c6b30dab0775256.tar.gz
V4L/DVB: omap24xxcam: potential buffer overflow
The previous loop goes until last == VIDEO_MAX_FRAME, so this could potentially go one past the end of the loop. Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: Sakari Ailus <sakari.ailus@maxwell.research.nokia.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/video/omap24xxcam.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/video/omap24xxcam.c b/drivers/media/video/omap24xxcam.c
index b189fe63394..ce76d952e16 100644
--- a/drivers/media/video/omap24xxcam.c
+++ b/drivers/media/video/omap24xxcam.c
@@ -1405,7 +1405,7 @@ static int omap24xxcam_mmap_buffers(struct file *file,
}
size = 0;
- for (i = first; i <= last; i++) {
+ for (i = first; i <= last && i < VIDEO_MAX_FRAME; i++) {
struct videobuf_dmabuf *dma = videobuf_to_dma(vbq->bufs[i]);
for (j = 0; j < dma->sglen; j++) {