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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2010-08-05 19:23:44 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-08-08 23:43:02 -0300
commit103754a0526fe35bddbcd8ccc913495c2a66ac21 (patch)
tree027bc6f68e52a7c0e68ad99ae39be0ca255821dd /drivers/media/video/soc_camera.c
parenta484dd9b77fbbda2a79bf1b371c6d31f90e15504 (diff)
V4L/DVB: soc-camera: prohibit S_CROP, if internal G_CROP has failed
There is no sense in trying to set cropping if we cannot get current one from the host driver. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/soc_camera.c')
-rw-r--r--drivers/media/video/soc_camera.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c
index f2032939fd4b..a499cacec1f3 100644
--- a/drivers/media/video/soc_camera.c
+++ b/drivers/media/video/soc_camera.c
@@ -779,9 +779,12 @@ static int soc_camera_s_crop(struct file *file, void *fh,
ret = ici->ops->get_crop(icd, &current_crop);
/* Prohibit window size change with initialised buffers */
- if (icf->vb_vidq.bufs[0] && !ret &&
- (a->c.width != current_crop.c.width ||
- a->c.height != current_crop.c.height)) {
+ if (ret < 0) {
+ dev_err(&icd->dev,
+ "S_CROP denied: getting current crop failed\n");
+ } else if (icf->vb_vidq.bufs[0] &&
+ (a->c.width != current_crop.c.width ||
+ a->c.height != current_crop.c.height)) {
dev_err(&icd->dev,
"S_CROP denied: queue initialised and sizes differ\n");
ret = -EBUSY;