[3.19.y-ckt stable] Patch "[3.19-stable-only] fix backport "KVM: s390: avoid memory overwrites on emergency signal injection"" has been added to the 3.19.y-ckt tree

[Kamal Mostafa]

This is a note to let you know that I have just added a patch titled

    [3.19-stable-only] fix backport "KVM: s390: avoid memory overwrites on emergency signal injection"

to the linux-3.19.y-queue branch of the 3.19.y-ckt extended stable tree 
which can be found at:

    https://git.launchpad.net/~canonical-kernel/linux/+git/linux-stable-ckt/log/?h=linux-3.19.y-queue

This patch is scheduled to be released in version 3.19.8-ckt21.

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

For more information about the 3.19.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

---8<------------------------------------------------------------

>From 1bb6d144413c87276d87a51fdb1662abff7d175e Mon Sep 17 00:00:00 2001
From: Kamal Mostafa <kamal at canonical.com>
Date: Tue, 3 May 2016 11:28:51 -0700
Subject: [3.19-stable-only] fix backport "KVM: s390: avoid memory overwrites
 on emergency signal injection"

Fix bad 3.19-stable backport of mainline commit:
b85de33 KVM: s390: avoid memory overwrites on emergency signal injection
(3.19-stable: 2912b8f)

Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
 arch/s390/kvm/interrupt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index befe999..4d490e9 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -1061,7 +1061,7 @@ static int __inject_sigp_emergency(struct kvm_vcpu *vcpu,
 				   emerg->code, 0, 2);

 	/* sending vcpu invalid */
-	if (kvm_get_vcpu_by_id(vcpu->kvm, emerg.code) == NULL)
+	if (kvm_get_vcpu_by_id(vcpu->kvm, emerg->code) == NULL)
 		return -EINVAL;

 	set_bit(emerg->code, li->sigp_emerg_pending);
--
2.7.4