Plug a leak

diff --git a/read_config_file.c b/read_config_file.c
index 980b89b..b59cff4 100644 (file)
--- a/read_config_file.c
+++ b/read_config_file.c
@@ -678,6 +678,7 @@ build_printf_pack(struct locus *loc, struct param **packp, size_t param_num)
        struct expr_node *node = malloc(sizeof(*node));
        if (node == NULL) {
                free(*packp);
+               *packp = NULL;
                return -1;
        }
 
@@ -1125,12 +1126,19 @@ process_line(struct protolib *plib, struct locus *loc, char *buf)
        struct prototype fun;
        prototype_init(&fun);
 
+       struct param *extra_param = NULL;
        char *proto_name = NULL;
        int own;
        fun.return_info = parse_lens(plib, loc, &str, NULL, 0, &own, NULL);
        if (fun.return_info == NULL) {
        err:
                debug(3, " Skipping line %d", loc->line_no);
+
+               if (extra_param != NULL) {
+                       param_destroy(extra_param);
+                       free(extra_param);
+               }
+
                prototype_destroy(&fun);
                free(proto_name);
                return -1;
@@ -1157,7 +1165,6 @@ process_line(struct protolib *plib, struct locus *loc, char *buf)
        str = tmp + 1;
        debug(3, " name = %s", proto_name);
 
-       struct param *extra_param = NULL;
        int have_stop = 0;
 
        while (1) {
@@ -1235,6 +1242,7 @@ process_line(struct protolib *plib, struct locus *loc, char *buf)
        if (extra_param != NULL) {
                prototype_push_param(&fun, extra_param);
                free(extra_param);
+               extra_param = NULL;
        }
 
        if (protolib_add_prototype(plib, proto_name, 1, &fun) < 0) {