1 files changed, 1 insertions, 2 deletions

diff --git a/shared.c b/shared.c
index 0add2e5..cb52380 100644
--- a/shared.c
+++ b/shared.c
@@ -8,7 +8,6 @@
 
 #include "cgit.h"
 #include <stdio.h>
-#include <linux/limits.h>
 
 struct cgit_repolist cgit_repolist;
 struct cgit_context ctx;
@@ -394,7 +393,7 @@ void cgit_prepare_repo_env(struct cgit_repo * repo)
         p = env_vars;
         q = p + env_var_count;
         for (; p < q; p++)
-                if (setenv(p->name, p->value, 1))
+                if (p->value && setenv(p->name, p->value, 1))
                         fprintf(stderr, warn, p->name, p->value);
 }