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http://www.jwz.org/xscreensaver/xscreensaver-5.07.tar.gz
[xscreensaver]
/
hacks
/
analogtv.c
diff --git
a/hacks/analogtv.c
b/hacks/analogtv.c
index c7fb266de3214568dc2f52fe08370cf26392c4b1..f271d26b0682b7b8c4e635ccb118b42fcb553bb8 100644
(file)
--- a/
hacks/analogtv.c
+++ b/
hacks/analogtv.c
@@
-388,6
+388,7
@@
analogtv_allocate(Display *dpy, Window window)
analogtv_init();
it=(analogtv *)calloc(1,sizeof(analogtv));
analogtv_init();
it=(analogtv *)calloc(1,sizeof(analogtv));
+ if (!it) return 0;
it->dpy=dpy;
it->window=window;
it->dpy=dpy;
it->window=window;
@@
-1189,6
+1190,7
@@
analogtv_draw(analogtv *it)
float *raw_rgb_end=raw_rgb_start+3*it->subwidth;
float *rrp;
float *raw_rgb_end=raw_rgb_start+3*it->subwidth;
float *rrp;
+ if (! raw_rgb_start) return;
analogtv_setup_frame(it);
analogtv_set_demod(it);
analogtv_setup_frame(it);
analogtv_set_demod(it);