diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-ctrl.c | 19 |
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 5a3e8d21a38a..91a42f2473a7 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) { |