Do not try to free NULL pointers.

[tinc] / src / net_setup.c

diff --git a/src/net_setup.c b/src/net_setup.c
index 593d862..198da3d 100644 (file)
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -465,7 +465,7 @@ bool setup_myself(void) {
 
        execute_script("tinc-up", envp);
 
-       for(i = 0; i < 5; i++)
+       for(i = 0; i < 4; i++)
                free(envp[i]);
 
        /* Run subnet-up scripts for our own subnets */