Command-line utility: avoid NULL dereference when displaying string config settings

diff --git a/config-ui/browser-switchboard-config.c b/config-ui/browser-switchboard-config.c
index befc113..ec1e509 100644 (file)
--- a/config-ui/browser-switchboard-config.c
+++ b/config-ui/browser-switchboard-config.c
@@ -49,7 +49,8 @@ static int get_config_value(char *name) {
                i = optinfo - swb_config_options;
                switch (optinfo->type) {
                  case SWB_CONFIG_OPT_STRING:
                i = optinfo - swb_config_options;
                switch (optinfo->type) {
                  case SWB_CONFIG_OPT_STRING:

-                       printf("%s\n", *(char **)cfg.entries[i]);
+                       if (*(char **)cfg.entries[i])
+                               printf("%s\n", *(char **)cfg.entries[i]);

                        break;
                  case SWB_CONFIG_OPT_INT:
                        printf("%d\n", *(int *)cfg.entries[i]);
                        break;
                  case SWB_CONFIG_OPT_INT:
                        printf("%d\n", *(int *)cfg.entries[i]);