libsl

commit 206fe9b99f01604b10e6d8e5ab52a035712476f0
parent 93a43d03b00ddf8757636b69ad24d2f5de3336da
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Wed, 30 Oct 2024 13:03:56 +0100

Avoid unsigned integer underflow in drw_text()

Patch by Raymond Cole <rc@wolog.xyz>, thanks

Diffstat:
M
drw.c
 | 
2
++

1 file changed, 2 insertions(+), 0 deletions(-)
diff --git a/drw.c b/drw.c
@@ -248,6 +248,8 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
 	} else {
 		XSetForeground(drw->dpy, drw->gc, drw->scheme[invert ? ColFg : ColBg].pixel);
 		XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
+		if (w < lpad)
+			return x + w;
 		d = XftDrawCreate(drw->dpy, drw->drawable,
 		                  DefaultVisual(drw->dpy, drw->screen),
 		                  DefaultColormap(drw->dpy, drw->screen));