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List:       xen-cvs
Subject:    [Xen-changelog] [xen stable-4.7] x86/EFI: avoid overrunning mb_modules[]
From:       patchbot () xen ! org
Date:       2017-03-31 18:11:22
Message-ID: E1cu118-0007kL-Lj () xenbits ! xenproject ! org
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commit 25f3d9531bfbcee908eed4a8bea17c8a2f38a3ce
Author:     Jan Beulich <jbeulich@suse.com>
AuthorDate: Fri Mar 31 08:51:34 2017 +0200
Commit:     Jan Beulich <jbeulich@suse.com>
CommitDate: Fri Mar 31 08:51:34 2017 +0200

    x86/EFI: avoid overrunning mb_modules[]
    
    Commit 436fb462ab ("x86/microcode: enable boot time (pre-Dom0)
    loading") added a 4th module without providing an array slot for it.
    
    Signed-off-by: Jan Beulich <jbeulich@suse.com>
    Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
    master commit: 02b37b7eff39e40828041b2fe480725ab8443258
    master date: 2017-03-17 15:45:22 +0100
---
 xen/arch/x86/efi/efi-boot.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/arch/x86/efi/efi-boot.h b/xen/arch/x86/efi/efi-boot.h
index 2ae4de1..97bb3a0 100644
--- a/xen/arch/x86/efi/efi-boot.h
+++ b/xen/arch/x86/efi/efi-boot.h
@@ -13,7 +13,7 @@ static struct file __initdata ucode;
 static multiboot_info_t __initdata mbi = {
     .flags = MBI_MODULES | MBI_LOADERNAME
 };
-static module_t __initdata mb_modules[3];
+static module_t __initdata mb_modules[4];
 
 static void __init edd_put_string(u8 *dst, size_t n, const char *src)
 {
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.7

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