Pass an explicit length to parse_config_from_string.

babeld.c

@@ -292,7 +292,7 @@ main(int argc, char **argv)
             config_files[num_config_files++] = optarg;
             break;
         case 'C':
-            rc = parse_config_from_string(optarg);
+            rc = parse_config_from_string(optarg, strlen(optarg));
             if(rc < 0) {
                 fprintf(stderr,
                         "Couldn't parse configuration from command line.\n");

configuration.c

@@ -938,9 +938,9 @@ gnc_buf(struct buf_state *s)
 }
 
 int
-parse_config_from_string(char *string)
+parse_config_from_string(char *string, int n)
 {
-    struct buf_state s = { string, 0, strlen(string) };
+    struct buf_state s = { string, 0, n };
     return parse_config((gnc_t)gnc_buf, &s);
 }
 

configuration.h

@@ -47,7 +47,7 @@ struct filter {
 extern struct interface_conf *default_interface_conf;
 
 int parse_config_from_file(const char *filename, int *line_return);
-int parse_config_from_string(char *string);
+int parse_config_from_string(char *string, int n);
 void renumber_filters(void);
 
 int input_filter(const unsigned char *id,