sys/ximage/gstximagesrc.c: Fix hypothetical crash.

Original commit message from CVS:
2006-06-29  Zaheer Abbas Merali  <zaheerabbas at merali dot org>

* sys/ximage/gstximagesrc.c: (gst_ximage_src_ximage_get):

Fix hypothetical crash.

diff --git a/ChangeLog b/ChangeLog
index 5dfd144..37c752d 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2006-06-29  Zaheer Abbas Merali  <zaheerabbas at merali dot org>
+
+       * sys/ximage/gstximagesrc.c: (gst_ximage_src_ximage_get):
+       
+       Fix hypothetical crash.
+
 2006-06-28  Tim-Philipp Müller  <tim at centricular dot net>
 
        Patch by: Brian Cameron  <brian dot cameron at sun dot com>

diff --git a/sys/ximage/gstximagesrc.c b/sys/ximage/gstximagesrc.c
index 55e1834..e8ac729 100644 (file)
--- a/sys/ximage/gstximagesrc.c
+++ b/sys/ximage/gstximagesrc.c
@@ -479,7 +479,11 @@ gst_ximage_src_ximage_get (GstXImageSrc * ximagesrc)
       int cx, cy, i, j, count;
 
       cx = ximagesrc->cursor_image->x - ximagesrc->cursor_image->xhot;
+      if (cx < 0)
+        cx = 0;
       cy = ximagesrc->cursor_image->y - ximagesrc->cursor_image->yhot;
+      if (cy < 0)
+        cy = 0;
       count = ximagesrc->cursor_image->width * ximagesrc->cursor_image->height;
       for (i = 0; i < count; i++)
         ximagesrc->cursor_image->pixels[i] =