linux-kernel - [PATCH] arch: mips: kvm: Enable after disabling interrupt

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Message-ID: <20150222161821.GA6980@kt-Inspiron-3542>
Date:	Sun, 22 Feb 2015 21:48:21 +0530
From:	Tapasweni Pathak <tapaswenipathak@...il.com>
To:	gleb@...nel.org, pbonzini@...hat.com, ralf@...ux-mips.org,
	kvm@...r.kernel.org, linux-mips@...ux-mips.org,
	linux-kernel@...r.kernel.org
Cc:	julia.lawall@...6.fr, tapaswenipathak@...il.com
Subject: [PATCH] arch: mips: kvm: Enable after disabling interrupt

Enable disabled interrupt, on unsuccessful operation.

Found by Coccinelle.

Signed-off-by: Tapasweni Pathak <tapaswenipathak@...il.com>
Acked-by: Julia Lawall <julia.lawall@...6.fr>
---
 arch/mips/kvm/tlb.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/mips/kvm/tlb.c b/arch/mips/kvm/tlb.c
index bbcd822..b6beb0e 100644
--- a/arch/mips/kvm/tlb.c
+++ b/arch/mips/kvm/tlb.c
@@ -216,6 +216,7 @@ int kvm_mips_host_tlb_write(struct kvm_vcpu *vcpu, unsigned long entryhi,
 	if (idx > current_cpu_data.tlbsize) {
 		kvm_err("%s: Invalid Index: %d\n", __func__, idx);
 		kvm_mips_dump_host_tlbs();
+		local_irq_restore(flags);
 		return -1;
 	}

--
1.7.9.5

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