pixman_region32_copy assume that destination (first argument)
is initialized and can use a pointer inside based on different
conditions.
As intersection is not initialized this can cause different
memory problems.
This resulted in memory leak detection from address sanitizer.
Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
common/region.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/common/region.c b/common/region.c
index 14a27ed..e9abb32 100644
--- a/common/region.c
+++ b/common/region.c
@@ -452,6 +452,7 @@ void region_xor(QRegion *rgn, const QRegion *other_rgn)
{
pixman_region32_t intersection;
+ pixman_region32_init(&intersection);
pixman_region32_copy(&intersection, rgn);
pixman_region32_intersect(&intersection,
&intersection,
--
2.9.3
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