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authorMauro Carvalho Chehab <mchehab@redhat.com>2008-11-11 21:15:03 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-29 17:53:31 -0200
commita56a18c3ed3442a0c049c9b5f0dda918a6e83726 (patch)
treeed28a5e3faca88f1bd31bf4488e30181fc8bc7e2 /drivers/media
parent74d83fa0241f603a4067f071a88ef8b9a7c415a0 (diff)
V4L/DVB (9579): v4l core: a few get ioctls were lacking memory clean
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/video/v4l2-ioctl.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/media/video/v4l2-ioctl.c b/drivers/media/video/v4l2-ioctl.c
index 213c4dd6f72..98a0bf22e43 100644
--- a/drivers/media/video/v4l2-ioctl.c
+++ b/drivers/media/video/v4l2-ioctl.c
@@ -1479,9 +1479,15 @@ static int __video_do_ioctl(struct file *file,
case VIDIOC_G_CROP:
{
struct v4l2_crop *p = arg;
+ __u32 type;
if (!ops->vidioc_g_crop)
break;
+
+ type = p->type;
+ memset(p, 0, sizeof(*p));
+ p->type = type;
+
dbgarg(cmd, "type=%s\n", prt_names(p->type, v4l2_type_names));
ret = ops->vidioc_g_crop(file, fh, p);
if (!ret)
@@ -1502,10 +1508,16 @@ static int __video_do_ioctl(struct file *file,
case VIDIOC_CROPCAP:
{
struct v4l2_cropcap *p = arg;
+ __u32 type;
/*FIXME: Should also show v4l2_fract pixelaspect */
if (!ops->vidioc_cropcap)
break;
+
+ type = p->type;
+ memset(p, 0, sizeof(*p));
+ p->type = type;
+
dbgarg(cmd, "type=%s\n", prt_names(p->type, v4l2_type_names));
ret = ops->vidioc_cropcap(file, fh, p);
if (!ret) {
@@ -1520,6 +1532,9 @@ static int __video_do_ioctl(struct file *file,
if (!ops->vidioc_g_jpegcomp)
break;
+
+ memset(p, 0, sizeof(*p));
+
ret = ops->vidioc_g_jpegcomp(file, fh, p);
if (!ret)
dbgarg(cmd, "quality=%d, APPn=%d, "