From f6dc0e860f41ec7e1a5dce37346ef8479769111e Mon Sep 17 00:00:00 2001
From: Mark Harmstone <maharmstone@fb.com>
Date: Fri, 4 Oct 2024 14:20:08 +0100
Subject: [PATCH] btrfs-progs: check: explicit holes in log tree don't get
 csummed

Fix a false positive in btrfs check, where we were returning an error
because an explicit hole in the log tree had no associated csum entry.

Signed-off-by: Mark Harmstone <maharmstone@fb.com>
---
 check/main.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/check/main.c b/check/main.c
index d10cf0514..b3da286a8 100644
--- a/check/main.c
+++ b/check/main.c
@@ -9694,6 +9694,10 @@ static int check_log_csum(struct btrfs_root *root, u64 addr, u64 length)
 	u64 data_len;
 	int ret;
 
+	/* Explicit holes don't get csummed */
+	if (addr == 0)
+		return 0;
+
 	ret = btrfs_search_slot(NULL, root, &key, &path, 0, 0);
 	if (ret < 0)
 		return ret;