Patchwork [3.5.y.z,extended,stable] Patch "KVM: PPC: e500: fix allocation size error on g2h_tlb1_map" has been added to staging queue

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Submitter Herton Ronaldo Krzesinski
Date Jan. 7, 2013, 8:31 p.m.
Message ID <1357590704-16378-1-git-send-email-herton.krzesinski@canonical.com>
Download mbox | patch
Permalink /patch/210114/
State New
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Comments

Herton Ronaldo Krzesinski - Jan. 7, 2013, 8:31 p.m.
This is a note to let you know that I have just added a patch titled

    KVM: PPC: e500: fix allocation size error on g2h_tlb1_map

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Herton

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From 5e2189f2ed65b0c2cd78b7682ec6820c20140175 Mon Sep 17 00:00:00 2001
From: Scott Wood <scottwood@freescale.com>
Date: Wed, 22 Aug 2012 15:04:23 +0000
Subject: [PATCH] KVM: PPC: e500: fix allocation size error on g2h_tlb1_map

commit e400e72f250d2567e89c9bafb47ab91e8d9a15a2 upstream.

We were only allocating half the bytes we need, which was made more
obvious by a recent fix to the memset in  clear_tlb1_bitmap().

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
---
 arch/powerpc/kvm/e500_tlb.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--
1.7.9.5

Patch

diff --git a/arch/powerpc/kvm/e500_tlb.c b/arch/powerpc/kvm/e500_tlb.c
index c510fc9..3580a0c 100644
--- a/arch/powerpc/kvm/e500_tlb.c
+++ b/arch/powerpc/kvm/e500_tlb.c
@@ -1330,7 +1330,7 @@  int kvmppc_e500_tlb_init(struct kvmppc_vcpu_e500 *vcpu_e500)
 	if (!vcpu_e500->gtlb_priv[1])
 		goto err;

-	vcpu_e500->g2h_tlb1_map = kzalloc(sizeof(unsigned int) *
+	vcpu_e500->g2h_tlb1_map = kzalloc(sizeof(u64) *
 					  vcpu_e500->gtlb_params[1].entries,
 					  GFP_KERNEL);
 	if (!vcpu_e500->g2h_tlb1_map)