From 9065ed1281a57f8cf84695b4a1e86ee9bd586b01 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Thu, 30 Aug 2018 13:32:07 +0300 Subject: libnvdimm, label: Switch to bitmap_zalloc() Switch to bitmap_zalloc() to show clearly what we are allocating. Besides that it returns pointer of bitmap type instead of opaque void *. Signed-off-by: Andy Shevchenko Reviewed-by: Johannes Thumshirn Signed-off-by: Dave Jiang Signed-off-by: Dan Williams --- drivers/nvdimm/label.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'drivers/nvdimm') diff --git a/drivers/nvdimm/label.c b/drivers/nvdimm/label.c index 750dbaa6ce82..a11bf4e6b451 100644 --- a/drivers/nvdimm/label.c +++ b/drivers/nvdimm/label.c @@ -944,8 +944,7 @@ static int __blk_label_update(struct nd_region *nd_region, victims = 0; if (old_num_resources) { /* convert old local-label-map to dimm-slot victim-map */ - victim_map = kcalloc(BITS_TO_LONGS(nslot), sizeof(long), - GFP_KERNEL); + victim_map = bitmap_zalloc(nslot, GFP_KERNEL); if (!victim_map) return -ENOMEM; @@ -968,7 +967,7 @@ static int __blk_label_update(struct nd_region *nd_region, /* don't allow updates that consume the last label */ if (nfree - alloc < 0 || nfree - alloc + victims < 1) { dev_info(&nsblk->common.dev, "insufficient label space\n"); - kfree(victim_map); + bitmap_free(victim_map); return -ENOSPC; } /* from here on we need to abort on error */ @@ -1140,7 +1139,7 @@ static int __blk_label_update(struct nd_region *nd_region, out: kfree(old_res_list); - kfree(victim_map); + bitmap_free(victim_map); return rc; abort: -- cgit