diff options
-rw-r--r-- | framebuffer/fbtk/fbtk.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/framebuffer/fbtk/fbtk.c b/framebuffer/fbtk/fbtk.c index 4356bb235..817d6f522 100644 --- a/framebuffer/fbtk/fbtk.c +++ b/framebuffer/fbtk/fbtk.c @@ -19,6 +19,7 @@ */ #include <sys/types.h> +#include <assert.h> #include <stdint.h> #include <string.h> #include <stdbool.h> @@ -83,6 +84,8 @@ fbtk_request_redraw(fbtk_widget_t *widget) fbtk_widget_t *cwidget; fbtk_widget_t *pwidget; + assert(widget != NULL); + /* if widget not mapped do not try to redraw it */ pwidget = widget; while (pwidget != NULL) { |