From 4559b0a71749c442d34f7cfb9e72c9e58db83948 Mon Sep 17 00:00:00 2001 From: Josef Bacik Date: Thu, 19 Jul 2018 10:49:51 -0400 Subject: [PATCH] btrfs: don't leak ret from do_chunk_alloc If we're trying to make a data reservation and we have to allocate a data chunk we could leak ret == 1, as do_chunk_alloc() will return 1 if it allocated a chunk. Since the end of the function is the success path just return 0. CC: stable@vger.kernel.org # 4.4+ Signed-off-by: Josef Bacik Reviewed-by: Nikolay Borisov Signed-off-by: David Sterba --- fs/btrfs/extent-tree.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 16b916a33e56..2eb2d7ac0ba4 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -4226,7 +4226,7 @@ commit_trans: data_sinfo->flags, bytes, 1); spin_unlock(&data_sinfo->lock); - return ret; + return 0; } int btrfs_check_data_free_space(struct inode *inode, -- 2.30.2