linux-next: build warning after merge of the tip tree

From: Stephen Rothwell
Date: Mon Sep 10 2018 - 23:53:56 EST

Hi all,

After merging the tip tree, today's linux-next build (x86_64 allnoconfig)
produced this warning:

arch/x86/kernel/cpu/common.c: In function 'syscall_init':
arch/x86/kernel/cpu/common.c:1534:6: warning: unused variable 'cpu' [-Wunused-variable]
int cpu = smp_processor_id();

Introduced by commit

86635715ee42 ("x86/pti/64: Remove the SYSCALL64 entry trampoline")

Stephen Rothwell

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