diff options
| -rw-r--r-- | drivers/media/usb/pvrusb2/pvrusb2-hdw.c | 2 | ||||
| -rw-r--r-- | drivers/media/usb/pvrusb2/pvrusb2-hdw.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c index 51112b7988e4..816c85786c2a 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c @@ -666,6 +666,8 @@ static int ctrl_get_input(struct pvr2_ctrl *cptr,int *vp) static int ctrl_check_input(struct pvr2_ctrl *cptr,int v) { + if (v < 0 || v > PVR2_CVAL_INPUT_MAX) + return 0; return ((1 << v) & cptr->hdw->input_allowed_mask) != 0; } diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h index 25648add77e5..bd2b7a67b732 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h @@ -50,6 +50,7 @@ #define PVR2_CVAL_INPUT_COMPOSITE 2 #define PVR2_CVAL_INPUT_SVIDEO 3 #define PVR2_CVAL_INPUT_RADIO 4 +#define PVR2_CVAL_INPUT_MAX PVR2_CVAL_INPUT_RADIO enum pvr2_config { pvr2_config_empty, /* No configuration */ |