kvm: arm64: Fix EC field in inject_abt64

The EC field of the constructed ESR is conditionally modified by ORing in
ESR_ELx_EC_DABT_LOW for a data abort. However, ESR_ELx_EC_SHIFT is missing
from this condition.

Signed-off-by: Matt Evans <[e-mail]>
Acked-by: Marc Zyngier <[e-mail]>
Cc: <[e-mail]>
Signed-off-by: Christoffer Dall <[e-mail]>

arch/arm64/kvm/inject_fault.c

···
 		esr |= (ESR_ELx_EC_IABT_CUR << ESR_ELx_EC_SHIFT);
 
 	if (!is_iabt)
-		esr |= ESR_ELx_EC_DABT_LOW;
+		esr |= ESR_ELx_EC_DABT_LOW << ESR_ELx_EC_SHIFT;
 
 	vcpu_sys_reg(vcpu, ESR_EL1) = esr | ESR_ELx_FSC_EXTABT;
 }