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-rw-r--r--drivers/media/video/v4l2-dev.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c
index 6b9f3cb..8903e41 100644
--- a/drivers/media/video/v4l2-dev.c
+++ b/drivers/media/video/v4l2-dev.c
@@ -257,6 +257,9 @@ int video_register_device_index(struct video_device *vfd, int type, int nr,
if (vfd == NULL)
return -EINVAL;
+ if (vfd == NULL)
+ return -EINVAL;
+
switch (type) {
case VFL_TYPE_GRABBER:
base = MINOR_VFL_TYPE_GRABBER_MIN;