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-rw-r--r--fs/btrfs/scrub.c19
1 files changed, 4 insertions, 15 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 90acc82046c3..4f76fc3f8e89 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -1044,6 +1044,8 @@ static int scrub_recheck_block(struct btrfs_fs_info *fs_info,
BUG_ON(!page->page);
bio = bio_alloc(GFP_NOFS, 1);
+ if (!bio)
+ return -EIO;
bio->bi_bdev = page->bdev;
bio->bi_sector = page->physical >> 9;
bio->bi_end_io = scrub_complete_bio_end_io;
@@ -1171,6 +1173,8 @@ static int scrub_repair_page_from_good_copy(struct scrub_block *sblock_bad,
DECLARE_COMPLETION_ONSTACK(complete);
bio = bio_alloc(GFP_NOFS, 1);
+ if (!bio)
+ return -EIO;
bio->bi_bdev = page_bad->bdev;
bio->bi_sector = page_bad->physical >> 9;
bio->bi_end_io = scrub_complete_bio_end_io;
@@ -1253,12 +1257,6 @@ static int scrub_checksum_data(struct scrub_block *sblock)
if (memcmp(csum, on_disk_csum, sdev->csum_size))
fail = 1;
- if (fail) {
- spin_lock(&sdev->stat_lock);
- ++sdev->stat.csum_errors;
- spin_unlock(&sdev->stat_lock);
- }
-
return fail;
}
@@ -1331,15 +1329,6 @@ static int scrub_checksum_tree_block(struct scrub_block *sblock)
if (memcmp(calculated_csum, on_disk_csum, sdev->csum_size))
++crc_fail;
- if (crc_fail || fail) {
- spin_lock(&sdev->stat_lock);
- if (crc_fail)
- ++sdev->stat.csum_errors;
- if (fail)
- ++sdev->stat.verify_errors;
- spin_unlock(&sdev->stat_lock);
- }
-
return fail || crc_fail;
}