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author | Chris Wilson <chris@chris-wilson.co.uk> | 2012-09-23 09:32:49 +0100 |
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committer | Chris Wilson <chris@chris-wilson.co.uk> | 2012-09-23 09:32:49 +0100 |
commit | 0fc6e5820e4543d52bcf8d0285ca6f69b5213831 (patch) | |
tree | f9c62cf8fc47cfe31fbecabaa10272490dce6b73 | |
parent | c2ca1c5abca687adb08d6e137bc3b70bdecb083d (diff) | |
download | xorg-driver-xf86-video-intel-0fc6e5820e4543d52bcf8d0285ca6f69b5213831.tar.gz |
sna: Add missing protection against int16 overflow when copying
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
-rw-r--r-- | src/sna/sna_accel.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c index fbee637a..58029c89 100644 --- a/src/sna/sna_accel.c +++ b/src/sna/sna_accel.c @@ -4867,8 +4867,8 @@ sna_do_copy(DrawablePtr src, DrawablePtr dst, GCPtr gc, region.extents.x1 = dx; region.extents.y1 = dy; - region.extents.x2 = dx + width; - region.extents.y2 = dy + height; + region.extents.x2 = bound(dx, width); + region.extents.y2 = bound(dy, height); region.data = NULL; DBG(("%s: dst extents (%d, %d), (%d, %d)\n", __FUNCTION__, |