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x86: mtrr: cyrix: Mark expected switch fall-through

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Mark switch cases where we are expecting to fall through.

Fix the following warning (Building: i386_defconfig i386):

arch/x86/kernel/cpu/mtrr/cyrix.c:99:6: warning: this statement may fall through [-Wimplicit-fallthrough=]

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lkml.kernel.org/r/20190805201712.GA19927@embeddedor
This commit is contained in:
Gustavo A. R. Silva 2019-08-05 15:17:12 -05:00 committed by Thomas Gleixner
parent 4ab9ab656a
commit 7468a4eae5
1 changed files with 1 additions and 0 deletions
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arch/x86/kernel/cpu/mtrr/cyrix.c
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@ -98,6 +98,7 @@ cyrix_get_free_region(unsigned long base, unsigned long size, int replace_reg)
case 7:
if (size < 0x40)
break;
/* Else, fall through */
case 6:
case 5:
case 4: