diff mbox

Fix leak in __btrfs_map_block error path

Message ID 20130730174217.GA892@redhat.com (mailing list archive)
State Accepted, archived
Headers show

Commit Message

Dave Jones July 30, 2013, 5:42 p.m. UTC 
If we bail out when the stripe alloc fails, we need to undo the
earlier allocation of raid_map.

Signed-off-by: Dave Jones <davej@redhat.com>

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diff mbox

Patch

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 78b8717..6a0f52f 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -4671,6 +4671,7 @@  static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
 	}
 	bbio = kzalloc(btrfs_bio_size(num_alloc_stripes), GFP_NOFS);
 	if (!bbio) {
+		kfree(raid_map);
 		ret = -ENOMEM;
 		goto out;
 	}