proc: do not declare empty process variables

[project/uhttpd.git] / proc.c

diff --git a/proc.c b/proc.c
index 4819e08..a8a7142 100644 (file)
--- a/proc.c
+++ b/proc.c
@@ -162,7 +162,7 @@ struct env_var *uh_get_process_vars(struct client *cl, struct path_info *pi)
 
                cur = tb[proc_header_env[i].idx];
                vars[i].name = proc_header_env[i].name;
-               vars[i].value = cur ? blobmsg_data(cur) : "";
+               vars[i].value = cur ? blobmsg_data(cur) : NULL;
        }
 
        memcpy(&vars[i], extra_vars, sizeof(extra_vars));