From 1222c82799b9a853c5adaf8761309b616e664c95 Mon Sep 17 00:00:00 2001
From: James McCoy <jamessan@jamessan.com>
Date: Wed, 29 Mar 2017 21:34:04 -0400
Subject: coverity/16127: Verify lang is non-NULL before calling strlen

---
 src/nvim/option.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/nvim/option.c b/src/nvim/option.c
index 9b31e14ea7..69c12e2cc7 100644
--- a/src/nvim/option.c
+++ b/src/nvim/option.c
@@ -1054,13 +1054,15 @@ void set_init_3(void)
  */
 void set_helplang_default(const char *lang)
 {
-  int idx;
+  if (lang == NULL) {
+    return;
+  }
 
   const size_t lang_len = strlen(lang);
-  if (lang == NULL || lang_len < 2) {  // safety check
+  if (lang_len < 2) {  // safety check
     return;
   }
-  idx = findoption("hlg");
+  int idx = findoption("hlg");
   if (idx >= 0 && !(options[idx].flags & P_WAS_SET)) {
     if (options[idx].flags & P_ALLOCED)
       free_string_option(p_hlg);
-- 
cgit