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[v2,03/14] btrfs: fix search when deleting a RAID stripe-extent

Message ID 20250107-rst-delete-fixes-v2-3-0c7b14c0aac2@kernel.org (mailing list archive)
State New
Headers show
Series btrfs: more RST delete fixes | expand

Commit Message

Johannes Thumshirn Jan. 7, 2025, 12:47 p.m. UTC 
From: Johannes Thumshirn <johannes.thumshirn@wdc.com>

Only pick the previous slot, when btrfs_search_slot() returned '1'.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
---
 fs/btrfs/raid-stripe-tree.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
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Patch

diff --git a/fs/btrfs/raid-stripe-tree.c b/fs/btrfs/raid-stripe-tree.c
index 5c6224ed3eda53a11a41bffdf6c789fbd6d3a503..0c4d218a99d4aaea5da6c39624e20e77758a89d3 100644
--- a/fs/btrfs/raid-stripe-tree.c
+++ b/fs/btrfs/raid-stripe-tree.c
@@ -89,8 +89,12 @@  int btrfs_delete_raid_extent(struct btrfs_trans_handle *trans, u64 start, u64 le
 		if (ret < 0)
 			break;
 
-		if (path->slots[0] == btrfs_header_nritems(path->nodes[0]))
-			path->slots[0]--;
+		if (ret == 1) {
+			ret = 0;
+			if (path->slots[0] ==
+			    btrfs_header_nritems(path->nodes[0]))
+				path->slots[0]--;
+		}
 
 		leaf = path->nodes[0];
 		slot = path->slots[0];