linux-kernel - [PATCH] x86: boot: add a missing fallthrough statement

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Message-Id: <20210721152308.2785319-1-arnd@kernel.org>
Date:   Wed, 21 Jul 2021 17:23:02 +0200
From:   Arnd Bergmann <arnd@...nel.org>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        x86@...nel.org
Cc:     Arnd Bergmann <arnd@...db.de>, "H. Peter Anvin" <hpa@...or.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] x86: boot: add a missing fallthrough statement

From: Arnd Bergmann <arnd@...db.de>

This instance seems to have slipped through the mass
conversions to the fallthrough keyword:

arch/x86/boot/printf.c:248:31: error: this statement may fall through [-Werror=implicit-fallthrough=]

Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 arch/x86/boot/printf.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/boot/printf.c b/arch/x86/boot/printf.c
index 1237beeb9540..c0ec1dc355ab 100644
--- a/arch/x86/boot/printf.c
+++ b/arch/x86/boot/printf.c
@@ -246,6 +246,7 @@ int vsprintf(char *buf, const char *fmt, va_list args)
 
 		case 'x':
 			flags |= SMALL;
+			fallthrough;
 		case 'X':
 			base = 16;
 			break;
-- 
2.29.2