libzfs: zfs_asprintf(): don't return undefined pointer

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz> Closes #11993
2021-05-03 12:30:16 +02:00 · 2021-05-03 12:30:16 +02:00 · 381a0ca1e8
parent f7a69b93c6
commit 381a0ca1e8
1 changed files with 3 additions and 1 deletions
--- a/lib/libzfs/libzfs_util.c
+++ b/lib/libzfs/libzfs_util.c
@ -782,8 +782,10 @@ zfs_asprintf(libzfs_handle_t *hdl, const char *fmt, ...)

 	va_end(ap);

-	if (err < 0)
+	if (err < 0) {
 		(void) no_memory(hdl);
+		ret = NULL;
+	}

 	return (ret);
 }