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

[PATCH v5.10-v6.6] btrfs: don't BUG_ON on ENOMEM from btrfs_lookuip_extent_info() in walk_down_proc()

Keerthana K posted 1 patch 1 year ago

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fs/btrfs/extent-tree.c | 1 -
1 file changed, 1 deletion(-)

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[PATCH v5.10-v6.6] btrfs: don't BUG_ON on ENOMEM from btrfs_lookuip_extent_info() in walk_down_proc()

Posted by Keerthana K 1 year ago

From: Josef Bacik <josef@toxicpanda.com>

[ Upstream commit a580fb2c3479d993556e1c31b237c9e5be4944a3 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Keerthana K <keerthana.kalyanasundaram@broadcom.com>
---
 fs/btrfs/extent-tree.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 0d97c8ee6..f53c4d52b 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -5213,7 +5213,6 @@ static noinline int walk_down_proc(struct btrfs_trans_handle *trans,
 					       eb->start, level, 1,
 					       &wc->refs[level],
 					       &wc->flags[level]);
-		BUG_ON(ret == -ENOMEM);
 		if (ret)
 			return ret;
 		if (unlikely(wc->refs[level] == 0)) {
-- 
2.19.0