From a69cd7a6576930f762735b309fe6c0d4c428686c Mon Sep 17 00:00:00 2001
From: Low-power <msl0000023508@gmail.com>
Date: Thu, 21 Apr 2022 04:35:44 +0800
Subject: [PATCH] zpool_history_unpack: return correct errno on nvlist_unpack
 failure

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Damian Szuberski <szuberskidamian@gmail.com>
Signed-off-by: WHR <msl0000023508@gmail.com>
Closes #13321
---
 lib/libzutil/zutil_pool.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/libzutil/zutil_pool.c b/lib/libzutil/zutil_pool.c
index 734650f3cffc..21dc1f9d9458 100644
--- a/lib/libzutil/zutil_pool.c
+++ b/lib/libzutil/zutil_pool.c
@@ -120,8 +120,9 @@ zpool_history_unpack(char *buf, uint64_t bytes_read, uint64_t *leftover,
 			break;
 
 		/* unpack record */
-		if (nvlist_unpack(buf + sizeof (reclen), reclen, &nv, 0) != 0)
-			return (ENOMEM);
+		int err = nvlist_unpack(buf + sizeof (reclen), reclen, &nv, 0);
+		if (err != 0)
+			return (err);
 		bytes_read -= sizeof (reclen) + reclen;
 		buf += sizeof (reclen) + reclen;