From 1daee8c74859a9980e9a055fe9d788143293c81e Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Tue, 24 Jul 2018 00:18:39 +0200
Subject: [PATCH] string2ll(): test for NULL pointer in all the cases.

---
 src/util.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util.c b/src/util.c
index ca543502..02298e8d 100644
--- a/src/util.c
+++ b/src/util.c
@@ -369,7 +369,7 @@ int string2ll(const char *s, size_t slen, long long *value) {
         v = p[0]-'0';
         p++; plen++;
     } else if (p[0] == '0' && slen == 1) {
-        *value = 0;
+        if (value != NULL) *value = 0;
         return 1;
     } else {
         return 0;