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authorDan Carpenter <dan.carpenter@oracle.com>2013-08-23 05:41:47 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2013-08-24 04:53:58 -0300
commitd345a5e59b0af5919f4d7f2a0d4c8dcae657e9d1 (patch)
treefa6778c9ab6a73dddf5d8b614a7604455e905656 /drivers/media/platform
parent5c47776a2d6e36f09c6162196155bd59e70edbfb (diff)
[media] s3c-camif: forever loop in camif_hw_set_source_format()
Because "i" is unsigned then "i-- >= 0" is always true. If we don't find what we are looking for then we loop forever. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/platform')
-rw-r--r--drivers/media/platform/s3c-camif/camif-regs.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/media/platform/s3c-camif/camif-regs.c b/drivers/media/platform/s3c-camif/camif-regs.c
index a9e3b16460b8..ebf5b184cce4 100644
--- a/drivers/media/platform/s3c-camif/camif-regs.c
+++ b/drivers/media/platform/s3c-camif/camif-regs.c
@@ -106,15 +106,15 @@ static const u32 src_pixfmt_map[8][2] = {
void camif_hw_set_source_format(struct camif_dev *camif)
{
struct v4l2_mbus_framefmt *mf = &camif->mbus_fmt;
- unsigned int i = ARRAY_SIZE(src_pixfmt_map);
+ int i;
u32 cfg;
- while (i-- >= 0) {
+ for (i = ARRAY_SIZE(src_pixfmt_map) - 1; i >= 0; i--) {
if (src_pixfmt_map[i][0] == mf->code)
break;
}
-
- if (i == 0 && src_pixfmt_map[i][0] != mf->code) {
+ if (i < 0) {
+ i = 0;
dev_err(camif->dev,
"Unsupported pixel code, falling back to %#08x\n",
src_pixfmt_map[i][0]);