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| author | Ashish Samant <ashish.samant@oracle.com> | 2016-04-29 18:33:59 -0700 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2016-05-06 15:22:49 +0200 |
| commit | 2473114981a36b4f0f57cf6e9548037d547a71b7 (patch) | |
| tree | d74e2a20b84d865a59f33beecacaa3b5d1869257 /fs | |
| parent | e042d1ec4417981dfe9331e47b76f17929bc2ffe (diff) | |
| download | lwn-2473114981a36b4f0f57cf6e9548037d547a71b7.tar.gz lwn-2473114981a36b4f0f57cf6e9548037d547a71b7.zip | |
btrfs: Fix BUG_ON condition in scrub_setup_recheck_block()
pagev array in scrub_block{} is of size SCRUB_MAX_PAGES_PER_BLOCK.
page_index should be checked with the same to trigger BUG_ON().
Signed-off-by: Ashish Samant <ashish.samant@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/scrub.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index 96d2a0de35a8..d270c700ed31 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -1350,7 +1350,7 @@ static int scrub_setup_recheck_block(struct scrub_block *original_sblock, recover->bbio = bbio; recover->map_length = mapped_length; - BUG_ON(page_index >= SCRUB_PAGES_PER_RD_BIO); + BUG_ON(page_index >= SCRUB_MAX_PAGES_PER_BLOCK); nmirrors = min(scrub_nr_raid_mirrors(bbio), BTRFS_MAX_MIRRORS); |