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V4L/DVB: pvrusb2: remove unneeded NULL checks

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We dereference "maskptr" unconditionally at the start of the function
and also inside the call to parse_tlist() towards the end of the
function.  This function is called from store_val_any() and it always
passes a non-NULL pointer.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Dan Carpenter 2010-08-19 06:50:04 -03:00 committed by Mauro Carvalho Chehab
parent a8e0712450
commit d5337966ce
1 changed files with 3 additions and 3 deletions
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6
drivers/media/video/pvrusb2/pvrusb2-ctrl.c
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@ -513,7 +513,7 @@ int pvr2_ctrl_sym_to_value(struct pvr2_ctrl *cptr,
if (ret >= 0) {
ret = pvr2_ctrl_range_check(cptr,*valptr);
}
if (maskptr) *maskptr = ~0;
*maskptr = ~0;
} else if (cptr->info->type == pvr2_ctl_bool) {
ret = parse_token(ptr,len,valptr,boolNames,
ARRAY_SIZE(boolNames));
@ -522,7 +522,7 @@ int pvr2_ctrl_sym_to_value(struct pvr2_ctrl *cptr,
} else if (ret == 0) {
*valptr = (*valptr & 1) ? !0 : 0;
}
if (maskptr) *maskptr = 1;
*maskptr = 1;
} else if (cptr->info->type == pvr2_ctl_enum) {
ret = parse_token(
ptr,len,valptr,
@ -531,7 +531,7 @@ int pvr2_ctrl_sym_to_value(struct pvr2_ctrl *cptr,
if (ret >= 0) {
ret = pvr2_ctrl_range_check(cptr,*valptr);
}
if (maskptr) *maskptr = ~0;
*maskptr = ~0;
} else if (cptr->info->type == pvr2_ctl_bitmask) {
ret = parse_tlist(
ptr,len,maskptr,valptr,