regex match: snprintf → ssnprintf

ssnprintf() ensures null termination, which is especially important when using "%s" in the format.

diff --git a/src/match_regex.c b/src/match_regex.c
index 5c75a6341b04c0f6fe3823af2de20c929aef1117..dd8319eae36fd42605826e738339ebdf6faf2d4c 100644 (file)
--- a/src/match_regex.c
+++ b/src/match_regex.c
@@ -250,7 +250,7 @@ static int mr_config_add_meta_regex (llist_t **meta, /* {{{ */
                llist_append (*meta, entry);
        }
 
-       snprintf (buffer, sizeof (buffer), "%s `%s'", ci->key, meta_key);
+       ssnprintf (buffer, sizeof (buffer), "%s `%s'", ci->key, meta_key);
        /* Can't pass &entry->value into mr_add_regex, so copy in/out. */
        re_head = entry->value;
        status = mr_add_regex (&re_head, ci->values[1].value.string, buffer);