Commit d4cd4f95 authored Sep 24, 2015 by Andrzej Hajda Committed by Paul Mackerras Oct 15, 2015

KVM: PPC: e500: fix handling local_sid_lookup result

The function can return negative value.

The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/assign_signed_to_unsigned.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2046107



Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Acked-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

parent 6a14c222

arch/powerpc/kvm/e500.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -237,7 +237,8 @@ void kvmppc_e500_tlbil_one(struct kvmppc_vcpu_e500 *vcpu_e500,
		struct kvm_book3e_206_tlb_entry *gtlbe)
		{
		struct vcpu_id_table *idt = vcpu_e500->idt;
		unsigned int pr, tid, ts, pid;
		unsigned int pr, tid, ts;
		int pid;
		u32 val, eaddr;
		unsigned long flags;

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