From 930bf74fbe5ce8363b6cc2ae3a3e960e910e0996 Mon Sep 17 00:00:00 2001 From: Guus Sliepen Date: Fri, 12 Nov 2010 11:38:05 +0100 Subject: [PATCH] Don't use strlen() on a NULL pointer. A bug introduced in commit 667b1bac77b134cf32c98d5dc25619e8c3303f52 caused tinc to crash on startup. --- src/conf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/conf.c b/src/conf.c index 1b8213c4..07279531 100644 --- a/src/conf.c +++ b/src/conf.c @@ -339,7 +339,7 @@ bool read_config_file(avl_tree_t *config_tree, const char *fname) { void read_config_options(avl_tree_t *config_tree, const char *prefix) { list_node_t *node, *next; - size_t prefix_len = strlen(prefix); + size_t prefix_len = prefix ? strlen(prefix) : 0; for(node = cmdline_conf->tail; node; node = next) { config_t *cfg = (config_t *)node->data; -- 2.39.5