From f9141e6e3fad3aebdfd1ee163f3aedc2d879be76 Mon Sep 17 00:00:00 2001
From: Daniel J Blueman <daniel@quora.org>
Date: Fri, 27 Apr 2012 12:41:46 -0400
Subject: [PATCH] Btrfs: Fix space checking during fs resize

Fix out-of-space checking, addressing a warning and potential resource
leak when resizing the filesystem down while allocating blocks.

Signed-off-by: Daniel J Blueman <daniel@quora.org>
Reviewed-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
(cherry picked from commit 7654b72417e10e294563496e25211200f9b8b6d3)
---
 fs/btrfs/relocation.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 47f700712664..c7666bcca7af 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3780,7 +3780,7 @@ restart:
 
 		ret = btrfs_block_rsv_check(rc->extent_root, rc->block_rsv, 5);
 		if (ret < 0) {
-			if (ret != -EAGAIN) {
+			if (ret != -ENOSPC) {
 				err = ret;
 				WARN_ON(1);
 				break;
-- 
2.50.1