Patch "MIPS: KVM: Do not sign extend on unsigned MMIO load" has been added to the 4.0-stable tree

This is a note to let you know that I've just added the patch titled

MIPS: KVM: Do not sign extend on unsigned MMIO load

to the 4.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
mips-kvm-do-not-sign-extend-on-unsigned-mmio-load.patch
and it can be found in the queue-4.0 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

From: Nicholas Mc Guire <[email protected]>
Date: Thu, 7 May 2015 14:47:50 +0200
Subject: MIPS: KVM: Do not sign extend on unsigned MMIO load

From: Nicholas Mc Guire <[email protected]>

commit ed9244e6c534612d2b5ae47feab2f55a0d4b4ced upstream.

Fix possible unintended sign extension in unsigned MMIO loads by casting to uint16_t in the case of mmio_needed != 2.

Patchwork: https://patchwork.linux-mips.org/patch/9985/

---
 arch/mips/kvm/emulate.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

@@ -2101,7 +2101,7 @@ enum emulation_result kvm_mips_complete_
 		if (vcpu->mmio_needed == 2)
 			*gpr = *(int16_t *) run->mmio.data;
 		else
-			*gpr = *(int16_t *) run->mmio.data;
+			*gpr = *(uint16_t *)run->mmio.data;
 
 		break;
 	case 1:

Patches currently in stable-queue which might be from [email protected] are

queue-4.0/mips-kvm-do-not-sign-extend-on-unsigned-mmio-load.patch --
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