diff options
author | Hans Verkuil <hverkuil@xs4all.nl> | 2009-11-27 02:33:25 -0500 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-12-15 21:17:53 -0500 |
commit | a3a9e287daa1f299e318161b790b1c5902b1d869 (patch) | |
tree | 1f20db447f28a6346ce9d9fe2ebb0ff3eac65f96 /drivers/media/radio/radio-zoltrix.c | |
parent | cda4303f555316930a219cd7c03a1925526145f0 (diff) |
V4L/DVB (13547): radio: add trivial checks on the tuner and type args.
Many radio drivers did not check the tuner and type field correctly
for g/s_frequency. These checks have now been added.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/radio/radio-zoltrix.c')
-rw-r--r-- | drivers/media/radio/radio-zoltrix.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/radio/radio-zoltrix.c b/drivers/media/radio/radio-zoltrix.c index 80e98b6422fe..f31eab99c943 100644 --- a/drivers/media/radio/radio-zoltrix.c +++ b/drivers/media/radio/radio-zoltrix.c | |||
@@ -266,6 +266,8 @@ static int vidioc_s_frequency(struct file *file, void *priv, | |||
266 | { | 266 | { |
267 | struct zoltrix *zol = video_drvdata(file); | 267 | struct zoltrix *zol = video_drvdata(file); |
268 | 268 | ||
269 | if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) | ||
270 | return -EINVAL; | ||
269 | if (zol_setfreq(zol, f->frequency) != 0) | 271 | if (zol_setfreq(zol, f->frequency) != 0) |
270 | return -EINVAL; | 272 | return -EINVAL; |
271 | return 0; | 273 | return 0; |
@@ -276,6 +278,8 @@ static int vidioc_g_frequency(struct file *file, void *priv, | |||
276 | { | 278 | { |
277 | struct zoltrix *zol = video_drvdata(file); | 279 | struct zoltrix *zol = video_drvdata(file); |
278 | 280 | ||
281 | if (f->tuner != 0) | ||
282 | return -EINVAL; | ||
279 | f->type = V4L2_TUNER_RADIO; | 283 | f->type = V4L2_TUNER_RADIO; |
280 | f->frequency = zol->curfreq; | 284 | f->frequency = zol->curfreq; |
281 | return 0; | 285 | return 0; |