arm64: KVM: Clean up a condition

My static checker complains that this condition looks like it should be
== instead of =.  This isn't a fast path, so we don't need to be fancy.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index a57d650..b0b225c 100644 (file)
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -1546,7 +1546,7 @@ static void unhandled_cp_access(struct kvm_vcpu *vcpu,
                                struct sys_reg_params *params)
 {
        u8 hsr_ec = kvm_vcpu_trap_get_class(vcpu);
-       int cp;
+       int cp = -1;
 
        switch(hsr_ec) {
        case ESR_ELx_EC_CP15_32:
@@ -1558,7 +1558,7 @@ static void unhandled_cp_access(struct kvm_vcpu *vcpu,
                cp = 14;
                break;
        default:
-               WARN_ON((cp = -1));
+               WARN_ON(1);
        }
 
        kvm_err("Unsupported guest CP%d access at: %08lx\n",