From da51bd17e5c3af7679d4dbe89a27057e7fc92fe0 Mon Sep 17 00:00:00 2001
From: Chunwei Chen <tuxoko@gmail.com>
Date: Tue, 14 Nov 2023 12:59:02 -0800
Subject: [PATCH] Fix snap_obj_array memory leak in check_filesystem()

Use goto out instead of return for early exit to make sure
snap_obj_array is freed.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Chunwei Chen <david.chen@nutanix.com>
Closes #15516
---
 module/zfs/spa_errlog.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/module/zfs/spa_errlog.c b/module/zfs/spa_errlog.c
index 5dd08f597f..244b4d2642 100644
--- a/module/zfs/spa_errlog.c
+++ b/module/zfs/spa_errlog.c
@@ -425,8 +425,10 @@ check_filesystem(spa_t *spa, uint64_t head_ds, zbookmark_err_phys_t *zep,
 		dsl_dataset_rele_flags(ds, DS_HOLD_FLAG_DECRYPT, FTAG);
 	}
 
-	if (zap_clone == 0 || aff_snap_count == 0)
-		return (0);
+	if (zap_clone == 0 || aff_snap_count == 0) {
+		error = 0;
+		goto out;
+	}
 
 	/* Check clones. */
 	zap_cursor_t *zc;