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Diffstat (limited to 'pixman/pixman/pixman-trap.c')
| -rw-r--r-- | pixman/pixman/pixman-trap.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/pixman/pixman/pixman-trap.c b/pixman/pixman/pixman-trap.c index ab5c8c895..91766fdbf 100644 --- a/pixman/pixman/pixman-trap.c +++ b/pixman/pixman/pixman-trap.c @@ -491,6 +491,8 @@ pixman_composite_trapezoids (pixman_op_t op, { int i; + return_if_fail (PIXMAN_FORMAT_TYPE (mask_format) == PIXMAN_TYPE_A); + if (n_traps <= 0) return; @@ -521,8 +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) { |