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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-04-14 02:41:27 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-04-14 02:41:27 (GMT) |
commit | 659e45d8a0aca8619f0d308448c480279fa002b6 (patch) | |
tree | 4475e6a64568e81d9418265eb4932f017e7a61a9 /fs/btrfs/compression.c | |
parent | c104f1fa1ecf4ee0fc06e31b1f77630b2551be81 (diff) | |
parent | d53ba47484ed6245e640ee4bfe9d21e9bfc15765 (diff) | |
download | linux-fsl-qoriq-659e45d8a0aca8619f0d308448c480279fa002b6.tar.xz |
Merge branch 'for-linus-min' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
Pull the minimal btrfs branch from Chris Mason:
"We have a use-after-free in there, along with errors when mount -o
discard is enabled, and a BUG_ON(we should compile with UP more
often)."
* 'for-linus-min' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
Btrfs: use commit root when loading free space cache
Btrfs: fix use-after-free in __btrfs_end_transaction
Btrfs: check return value of bio_alloc() properly
Btrfs: remove lock assert from get_restripe_target()
Btrfs: fix eof while discarding extents
Btrfs: fix uninit variable in repair_eb_io_failure
Revert "Btrfs: increase the global block reserve estimates"
Diffstat (limited to 'fs/btrfs/compression.c')
-rw-r--r-- | fs/btrfs/compression.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index d286b40..86eff48 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -405,6 +405,7 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start, bio_put(bio); bio = compressed_bio_alloc(bdev, first_byte, GFP_NOFS); + BUG_ON(!bio); bio->bi_private = cb; bio->bi_end_io = end_compressed_bio_write; bio_add_page(bio, page, PAGE_CACHE_SIZE, 0); @@ -687,6 +688,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, comp_bio = compressed_bio_alloc(bdev, cur_disk_byte, GFP_NOFS); + BUG_ON(!comp_bio); comp_bio->bi_private = cb; comp_bio->bi_end_io = end_compressed_bio_read; |