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: Mikulas Patocka <mpatocka@redhat.com>
Cc: stable@vger.kernel.org

diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index ee9f7cecd78e0e796caa5c4bcfc186262ecb2068..f41e64f1dab23e240692883dd5c689ed9748342a 100644 (file)
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -5081,16 +5081,19 @@ try_smaller_buffer:
 
                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;
                }