From 95acd4cbdac495c088fc3401fa365455f7039151 Mon Sep 17 00:00:00 2001

From: Vladimir Serbinenko <phcoder@google.com>

Date: Wed, 30 Aug 2017 20:46:14 +0200

Subject: [PATCH 082/225] gzio: fix unaligned access

---

 grub-core/io/gzio.c | 2 +-

 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/grub-core/io/gzio.c b/grub-core/io/gzio.c

index dcf3a8701..86ea8cfde 100644

--- a/grub-core/io/gzio.c

+++ b/grub-core/io/gzio.c

@@ -1116,7 +1116,7 @@ inflate_window (grub_gzio_t gzio)

 	  grub_uint32_t csum;

 	  gzio->hdesc->final (gzio->hcontext);

-	  csum = *(grub_uint32_t *)gzio->hdesc->read (gzio->hcontext);

+	  csum = grub_get_unaligned32 (gzio->hdesc->read (gzio->hcontext));

 	  csum = grub_be_to_cpu32 (csum);

 	  if (csum != gzio->orig_checksum)

 	    grub_error (GRUB_ERR_BAD_COMPRESSED_DATA,

-- 

2.14.3