From: Josef Bacik <josef@toxicpanda.com>
Date: Tue, 7 May 2024 18:12:10 +0000 (-0400)
Subject: btrfs: don't BUG_ON on ENOMEM from btrfs_lookup_extent_info() in walk_down_proc()
X-Git-Tag: v6.11-rc1~157^2~62
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a580fb2c3479d993556e1c31b237c9e5be4944a3;p=thirdparty%2Fkernel%2Flinux.git

btrfs: don't BUG_ON on ENOMEM from btrfs_lookup_extent_info() in walk_down_proc()

We handle errors here properly, ENOMEM isn't fatal, return the error.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
---

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 92549499b3538..915ae708ebc76 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -5397,7 +5397,6 @@ static noinline int walk_down_proc(struct btrfs_trans_handle *trans,
 					       &wc->refs[level],
 					       &wc->flags[level],
 					       NULL);
-		BUG_ON(ret == -ENOMEM);
 		if (ret)
 			return ret;
 		BUG_ON(wc->refs[level] == 0);