From: Andrei Borzenkov <arvidjaar@gmail.com>
Date: Sat, 9 Jan 2016 16:41:26 +0000 (+0300)
Subject: kern/elf: fix unintended sign extension
X-Git-Tag: 2.02-beta3~97
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9fecb0588ee9a8059a75fb3ec9acf3948b54e4f9;p=thirdparty%2Fgrub.git

kern/elf: fix unintended sign extension

Found by: Coverity scan.
CID: 73729, 73735, 73758, 73760
---

diff --git a/grub-core/kern/elfXX.c b/grub-core/kern/elfXX.c
index b91c39d9e..1859d1880 100644
--- a/grub-core/kern/elfXX.c
+++ b/grub-core/kern/elfXX.c
@@ -12,7 +12,7 @@ grub_elfXX_load_phdrs (grub_elf_t elf)
   if (elf->phdrs)
     return GRUB_ERR_NONE;
 
-  phdrs_size = elf->ehdr.ehdrXX.e_phnum * elf->ehdr.ehdrXX.e_phentsize;
+  phdrs_size = (grub_uint32_t) elf->ehdr.ehdrXX.e_phnum * elf->ehdr.ehdrXX.e_phentsize;
 
   grub_dprintf ("elf", "Loading program headers at 0x%llx, size 0x%lx.\n",
 		(unsigned long long) elf->ehdr.ehdrXX.e_phoff,