Commit 00204ae3 authored by Mikulas Patocka's avatar Mikulas Patocka
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dm-integrity: set ti->error on memory allocation failure 



The dm-integrity target didn't set the error string when memory
allocation failed. This patch fixes it.

Signed-off-by: default avatarMikulas Patocka <mpatocka@redhat.com>
Cc: stable@vger.kernel.org
parent a8b8a126

drivers/md/dm-integrity.c

+3 −0
Original line number Diff line number Diff line
@@ -5081,16 +5081,19 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned int argc, char **argv 


		ic->recalc_bitmap = dm_integrity_alloc_page_list(n_bitmap_pages);

		if (!ic->recalc_bitmap) {

			ti->error = "Could not allocate memory for bitmap";

			r = -ENOMEM;

			goto bad;

		}

		ic->may_write_bitmap = dm_integrity_alloc_page_list(n_bitmap_pages);

		if (!ic->may_write_bitmap) {

			ti->error = "Could not allocate memory for bitmap";

			r = -ENOMEM;

			goto bad;

		}

		ic->bbs = kvmalloc_array(ic->n_bitmap_blocks, sizeof(struct bitmap_block_status), GFP_KERNEL);

		if (!ic->bbs) {

			ti->error = "Could not allocate memory for bitmap";

			r = -ENOMEM;

			goto bad;

		}