linux-kernel - [PATCH] [11/23] KVM: Fix KVM_SET_SIGNAL

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Message-Id: <20100610111047.1ED28B1A2B@basil.firstfloor.org>
Date:	Thu, 10 Jun 2010 13:10:47 +0200 (CEST)
From:	Andi Kleen <andi@...stfloor.org>
To:	avi@...hat.com, kvm@...r.kernel.org, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] [11/23] KVM: Fix KVM_SET_SIGNAL_MASK


Real bug fix.

When the user passed in a NULL mask pass this on from the ioctl
handler.

Found by gcc 4.6's new warnings.

Cc: avi@...hat.com
Cc: kvm@...r.kernel.org

Signed-off-by: Andi Kleen <ak@...ux.intel.com>

---
 virt/kvm/kvm_main.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.35-rc2-gcc/virt/kvm/kvm_main.c
===================================================================
--- linux-2.6.35-rc2-gcc.orig/virt/kvm/kvm_main.c
+++ linux-2.6.35-rc2-gcc/virt/kvm/kvm_main.c
@@ -1520,7 +1520,7 @@ out_free2:
 				goto out;
 			p = &sigset;
 		}
-		r = kvm_vcpu_ioctl_set_sigmask(vcpu, &sigset);
+		r = kvm_vcpu_ioctl_set_sigmask(vcpu, p);
 		break;
 	}
 	case KVM_GET_FPU: {
--
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