forked from luck/tmp_suning_uos_patched
V4L/DVB: uvcvideo: Check uvc_ctrl_begin return value in VIDIOC_S_CTRL
The function return value wasn't checked due to a missing variable assignment. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -539,7 +539,7 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg)
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xctrl.id = ctrl->id;
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xctrl.value = ctrl->value;
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uvc_ctrl_begin(chain);
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ret = uvc_ctrl_begin(chain);
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if (ret < 0)
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return ret;
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