Add a few comments

diff --git a/src/mlmmj-process.c b/src/mlmmj-process.c
index fa47bcc9f15733c000a108bf655640b774f93969..144ca834a65e74bc13c5ca83a4dedf9562af8b82 100644 (file)
--- a/src/mlmmj-process.c
+++ b/src/mlmmj-process.c
@@ -210,6 +210,9 @@ static enum action do_access(struct strlist *rule_strs, struct strlist *hdrs)
        int err;
        enum action ret;
 
+       /* They're going in backwards later on, so loop from the end here
+        * to get it right
+        */
        for (i=rule_strs->count-1; i>=0; i--) {
                new_rule = mymalloc(sizeof(struct rule_list));
 
@@ -235,8 +238,8 @@ static enum action do_access(struct strlist *rule_strs, struct strlist *hdrs)
                if (*rule_ptr == ' ') {
                        rule_ptr++;
                } else if (*rule_ptr == '\0') {
-                       rule_ptr--;
-                       *rule_ptr = '.';
+                       /* We had a single allow/deny so match everything */
+                       *(--rule_ptr) = '.';
                } else {
                        /* we must have space or end of string */
                        errno = 0;