From 53fb9b4f18cd9ee3a64be5084ccc76aeea279515 Mon Sep 17 00:00:00 2001
From: Emeric Planet <emeric.planet@datadoghq.com>
Date: Mon, 11 Dec 2017 11:38:31 +0100
Subject: Add IPv6 address when IPv4 isn't available (#247)

---
 i3status.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'i3status.c')

diff --git a/i3status.c b/i3status.c
index 558f8ab..2cded06 100644
--- a/i3status.c
+++ b/i3status.c
@@ -111,6 +111,9 @@ static void *scalloc(size_t size) {
 }
 
 char *sstrdup(const char *str) {
+    if (str == NULL) {
+        return NULL;
+    }
     char *result = strdup(str);
     exit_if_null(result, "Error: out of memory (strdup())\n");
     return result;
-- 
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