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-rw-r--r--src/sna/sna_display.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/sna/sna_display.c b/src/sna/sna_display.c
index 5c522011..5c377cf2 100644
--- a/src/sna/sna_display.c
+++ b/src/sna/sna_display.c
@@ -8232,7 +8232,7 @@ sna_covering_crtc(struct sna *sna, const BoxRec *box, xf86CrtcPtr desired)
__FUNCTION__, c,
crtc->bounds.x1, crtc->bounds.y1,
crtc->bounds.x2, crtc->bounds.y2));
- if (*(const uint64_t *)box == *(uint64_t *)&crtc->bounds) {
+ if (!memcmp(box, &crtc->bounds, sizeof(*box))) {
DBG(("%s: box exactly matches crtc [%d]\n",
__FUNCTION__, c));
return crtc;