diff options
| author | Dan Carpenter <error27@gmail.com> | 2010-10-04 16:28:01 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-10-21 07:54:19 -0200 |
| commit | 06e6588edfb2be6fb3e544097c07274bd7b64084 (patch) | |
| tree | a76eb3b9b64d9b12adac36187f089a96413d0f78 | |
| parent | 8a197fcc31d3eac0791eef6e92ce1a07d49bb3d3 (diff) | |
[media] saa7134: add test after for loop
Add a check after the for loops to see if we found what we were looking
for or if we reached the end of the list.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-video.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/media/video/saa7134/saa7134-video.c b/drivers/media/video/saa7134/saa7134-video.c index fae5e97a3eb..f0b1573137f 100644 --- a/drivers/media/video/saa7134/saa7134-video.c +++ b/drivers/media/video/saa7134/saa7134-video.c @@ -1871,9 +1871,12 @@ int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_ else fixup = V4L2_STD_SECAM; } - for (i = 0; i < TVNORMS; i++) + for (i = 0; i < TVNORMS; i++) { if (fixup == tvnorms[i].id) break; + } + if (i == TVNORMS) + return -EINVAL; } *id = tvnorms[i].id; @@ -1997,9 +2000,12 @@ static int saa7134_g_tuner(struct file *file, void *priv, if (0 != t->index) return -EINVAL; memset(t, 0, sizeof(*t)); - for (n = 0; n < SAA7134_INPUT_MAX; n++) + for (n = 0; n < SAA7134_INPUT_MAX; n++) { if (card_in(dev, n).tv) break; + } + if (n == SAA7134_INPUT_MAX) + return -EINVAL; if (NULL != card_in(dev, n).name) { strcpy(t->name, "Television"); t->type = V4L2_TUNER_ANALOG_TV; |