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| author | Salman Qazi <sqazi@google.com> | 2012-05-31 23:51:27 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2012-05-31 23:51:27 -0400 |
| commit | 02b7831019ea4e7994968c84b5826fa8b248ffc8 (patch) | |
| tree | 929419054f15d2582d2b977505f55ec421e39549 | |
| parent | 79906964a187c405db72a3abc60eb9b50d804fbc (diff) | |
| download | op-kernel-dev-02b7831019ea4e7994968c84b5826fa8b248ffc8.zip op-kernel-dev-02b7831019ea4e7994968c84b5826fa8b248ffc8.tar.gz | |
ext4: add ext4_mb_unload_buddy in the error path
ext4_free_blocks fails to pair an ext4_mb_load_buddy with a matching
ext4_mb_unload_buddy when it fails a memory allocation.
Signed-off-by: Salman Qazi <sqazi@google.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: stable@kernel.org
| -rw-r--r-- | fs/ext4/mballoc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index e4b4ac1..3d9277c 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -4634,6 +4634,7 @@ do_more: */ new_entry = kmem_cache_alloc(ext4_free_data_cachep, GFP_NOFS); if (!new_entry) { + ext4_mb_unload_buddy(&e4b); err = -ENOMEM; goto error_return; } |
