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Subject[tip:x86/urgent] x86: mtrr: cyrix: Mark expected switch fall-through
Commit-ID:  7468a4eae541ce5aff65595aa502aa0a4def6615
Gitweb: https://git.kernel.org/tip/7468a4eae541ce5aff65595aa502aa0a4def6615
Author: Gustavo A. R. Silva <gustavo@embeddedor.com>
AuthorDate: Mon, 5 Aug 2019 15:17:12 -0500
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitDate: Wed, 7 Aug 2019 15:12:01 +0200

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

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

---
arch/x86/kernel/cpu/mtrr/cyrix.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/x86/kernel/cpu/mtrr/cyrix.c b/arch/x86/kernel/cpu/mtrr/cyrix.c
index 4296c702a3f7..72182809b333 100644
--- a/arch/x86/kernel/cpu/mtrr/cyrix.c
+++ b/arch/x86/kernel/cpu/mtrr/cyrix.c
@@ -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:
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