From 9cee21f0c9aba71c6cfaaade5782aa805287e139 Mon Sep 17 00:00:00 2001 From: Alyssa Rosenzweig Date: Wed, 21 Aug 2019 09:30:12 -0700 Subject: [PATCH] panfrost: Prevent potential integer overflow in instancing Signed-off-by: Alyssa Rosenzweig --- src/gallium/drivers/panfrost/pan_instancing.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/gallium/drivers/panfrost/pan_instancing.c b/src/gallium/drivers/panfrost/pan_instancing.c index cd93fa7be9c..30023725b2e 100644 --- a/src/gallium/drivers/panfrost/pan_instancing.c +++ b/src/gallium/drivers/panfrost/pan_instancing.c @@ -228,7 +228,7 @@ panfrost_vertex_instanced( /* Apply round-down algorithm? e <= 2^shift?. XXX: The blob * seems to use a different condition */ - if (e <= (1 << shift)) { + if (e <= (1ll << shift)) { magic_divisor = m - 1; extra_flags = 1; } -- 2.30.2