Ack, thanks. On Sat, Nov 29, 2014 at 03:50:21PM +0300, Dan Carpenter wrote: > This function isn't right and it causes a static checker warning: > > drivers/md/dm-thin.c:3016 maybe_resize_data_dev() > error: potentially using uninitialized 'sb_data_size'. > > It should set "*count" and return zero on success the same as the > sm_metadata_get_nr_blocks() function does earlier. > > Fixes: 3241b1d3e0aa ('dm: add persistent data library') > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> > --- > Static checker stuff. Not tested. > > diff --git a/drivers/md/persistent-data/dm-space-map-metadata.c b/drivers/md/persistent-data/dm-space-map-metadata.c > index 786b689..f4e22bc 100644 > --- a/drivers/md/persistent-data/dm-space-map-metadata.c > +++ b/drivers/md/persistent-data/dm-space-map-metadata.c > @@ -564,7 +564,9 @@ static int sm_bootstrap_get_nr_blocks(struct dm_space_map *sm, dm_block_t *count > { > struct sm_metadata *smm = container_of(sm, struct sm_metadata, sm); > > - return smm->ll.nr_blocks; > + *count = smm->ll.nr_blocks; > + > + return 0; > } > > static int sm_bootstrap_get_nr_free(struct dm_space_map *sm, dm_block_t *count) -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel