From 1ff8f418516c5b1cbd0d4a993fa5b7150ae043c2 Mon Sep 17 00:00:00 2001
From: Richard Yao <richard.yao@alumni.stonybrook.edu>
Date: Tue, 20 Sep 2022 18:20:04 -0400
Subject: [PATCH] Fix potential NULL pointer dereference in
 zfsdle_vdev_online()

Coverity complained about this.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Chunwei Chen <david.chen@nutanix.com>
Signed-off-by: Richard Yao <richard.yao@alumni.stonybrook.edu>
Closes #13903
---
 cmd/zed/agents/zfs_mod.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmd/zed/agents/zfs_mod.c b/cmd/zed/agents/zfs_mod.c
index 8575d98316..d4d7a99800 100644
--- a/cmd/zed/agents/zfs_mod.c
+++ b/cmd/zed/agents/zfs_mod.c
@@ -964,7 +964,7 @@ zfsdle_vdev_online(zpool_handle_t *zhp, void *data)
 	nvlist_t *tgt;
 	int error;
 
-	char *tmp_devname, devname[MAXPATHLEN];
+	char *tmp_devname, devname[MAXPATHLEN] = "";
 	uint64_t guid;
 
 	if (nvlist_lookup_uint64(udev_nvl, ZFS_EV_VDEV_GUID, &guid) == 0) {