Some minor bug fixes (prevent crashes in dana and upon quit)

[metawatch.git] / mw_utility.c

diff --git a/mw_utility.c b/mw_utility.c
index 6d7ab8aac41ffde2eebd25e8310dec0136510654..fa7d3420b5f089c6f9973b570266dead9e0324c6 100644 (file)
--- a/mw_utility.c
+++ b/mw_utility.c
@@ -155,6 +155,9 @@ void mw_buf_draw_pixel(mw_buffer *mwbuf, unsigned int x, unsigned int y, mw_colo
        if (clr == MW_TRANSPARENT)
                return;
 
+       if (x < 0 || x > 128 || y < 0 || y > 128)
+               return;
+
        *(unsigned char *)(mwbuf->pbuf+((y*mwbuf->res_x)+x)) = clr;
 }