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-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-ctrl.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-ctrl.c b/drivers/media/video/pvrusb2/pvrusb2-ctrl.c
index 5a3e8d21a38..91a42f2473a 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-ctrl.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-ctrl.c
@@ -30,6 +30,9 @@ static int pvr2_ctrl_range_check(struct pvr2_ctrl *cptr,int val)
{
if (cptr->info->check_value) {
if (!cptr->info->check_value(cptr,val)) return -ERANGE;
+ } else if (cptr->info->type == pvr2_ctl_enum) {
+ if (val < 0) return -ERANGE;
+ if (val >= cptr->info->def.type_enum.count) return -ERANGE;
} else {
int lim;
lim = cptr->info->def.type_int.min_value;
@@ -63,13 +66,10 @@ int pvr2_ctrl_set_mask_value(struct pvr2_ctrl *cptr,int mask,int val)
if (cptr->info->set_value) {
if (cptr->info->type == pvr2_ctl_bitmask) {
mask &= cptr->info->def.type_bitmask.valid_bits;
- } else if (cptr->info->type == pvr2_ctl_int) {
+ } else if ((cptr->info->type == pvr2_ctl_int)||
+ (cptr->info->type == pvr2_ctl_enum)) {
ret = pvr2_ctrl_range_check(cptr,val);
if (ret < 0) break;
- } else if (cptr->info->type == pvr2_ctl_enum) {
- if (val >= cptr->info->def.type_enum.count) {
- break;
- }
} else if (cptr->info->type != pvr2_ctl_bool) {
break;
}
@@ -204,8 +204,7 @@ int pvr2_ctrl_get_valname(struct pvr2_ctrl *cptr,int val,
if (cptr->info->type == pvr2_ctl_enum) {
const char **names;
names = cptr->info->def.type_enum.value_names;
- if ((val >= 0) &&
- (val < cptr->info->def.type_enum.count)) {
+ if (pvr2_ctrl_range_check(cptr,val) == 0) {
if (names[val]) {
*blen = scnprintf(
bptr,bmax,"%s",
@@ -528,10 +527,8 @@ int pvr2_ctrl_sym_to_value(struct pvr2_ctrl *cptr,
ptr,len,valptr,
cptr->info->def.type_enum.value_names,
cptr->info->def.type_enum.count);
- if ((ret >= 0) &&
- ((*valptr < 0) ||
- (*valptr >= cptr->info->def.type_enum.count))) {
- ret = -ERANGE;
+ if (ret >= 0) {
+ ret = pvr2_ctrl_range_check(cptr,*valptr);
}
if (maskptr) *maskptr = ~0;
} else if (cptr->info->type == pvr2_ctl_bitmask) {