From: Søren Sandmann Pedersen <[email protected]>
A check is needed that the creation of the temporary image in
pixman_composite_trapezoids() succeeds.
Fixes crash in stress-test -s 0x313c on my system.
---
pixman/pixman-trap.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/pixman/pixman-trap.c b/pixman/pixman-trap.c
index 4dad179..91766fd 100644
--- a/pixman/pixman-trap.c
+++ b/pixman/pixman-trap.c
@@ -523,8 +523,9 @@ pixman_composite_trapezoids (pixman_op_t op,
if (!get_trap_extents (op, dst, traps, n_traps, &box))
return;
- tmp = pixman_image_create_bits (
- mask_format, box.x2 - box.x1, box.y2 - box.y1, NULL, -1);
+ if (!(tmp = pixman_image_create_bits (
+ mask_format, box.x2 - box.x1, box.y2 - box.y1, NULL, -1)))
+ return;
for (i = 0; i < n_traps; ++i)
{
--
1.7.11.7
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