Fix compiler warnings.

[oweals/tinc.git] / src / conf.c

diff --git a/src/conf.c b/src/conf.c
index 5304ab5ea3085f1f860ff4cacbd8bf845ec49156..57065701f995d378a113fd1c19c7bcb35cc655a7 100644 (file)
--- a/src/conf.c
+++ b/src/conf.c
@@ -433,7 +433,11 @@ bool read_server_config(void) {
 
                                // And we try to read the ones that end with ".conf"
                                if(l > 5 && !strcmp(".conf", & ep->d_name[ l - 5 ])) {
-                                       snprintf(fname, sizeof(fname), "%s" SLASH "%s", dname, ep->d_name);
+                                       if(snprintf(fname, sizeof(fname), "%s" SLASH "%s", dname, ep->d_name) >= sizeof(fname)) {
+                                               logger(DEBUG_ALWAYS, LOG_ERR, "Pathname too long: %s/%s", dname, ep->d_name);
+                                               return false;
+                                       }
+
                                        x = read_config_file(config_tree, fname, true);
                                }
                        }