From 468600c6ec28613b756193c5f780aac062f1acdf Mon Sep 17 00:00:00 2001 From: Dinghao Liu Date: Wed, 21 Oct 2020 13:36:55 +0800 Subject: btrfs: ref-verify: fix memory leak in btrfs_ref_tree_mod There is one error handling path that does not free ref, which may cause a minor memory leak. CC: stable@vger.kernel.org # 4.19+ Reviewed-by: Josef Bacik Signed-off-by: Dinghao Liu Reviewed-by: David Sterba Signed-off-by: David Sterba --- fs/btrfs/ref-verify.c | 1 + 1 file changed, 1 insertion(+) (limited to 'fs/btrfs/ref-verify.c') diff --git a/fs/btrfs/ref-verify.c b/fs/btrfs/ref-verify.c index 7f03dbe5b609..78693d3dd15b 100644 --- a/fs/btrfs/ref-verify.c +++ b/fs/btrfs/ref-verify.c @@ -860,6 +860,7 @@ int btrfs_ref_tree_mod(struct btrfs_fs_info *fs_info, "dropping a ref for a root that doesn't have a ref on the block"); dump_block_entry(fs_info, be); dump_ref_action(fs_info, ra); + kfree(ref); kfree(ra); goto out_unlock; } -- cgit v1.2.3