From e9d81fc5b2014eb17d45ba4940bfb603d57bbcb3 Mon Sep 17 00:00:00 2001 From: "Gustavo A. R. Silva" Date: Sun, 28 Jul 2019 19:11:11 -0500 Subject: [PATCH] ARM: signal: Mark expected switch fall-through Mark switch cases where we are expecting to fall through. This patch fixes the following warning: arch/arm/kernel/signal.c: In function 'do_signal': arch/arm/kernel/signal.c:598:12: warning: this statement may fall through [-Wimplicit-fallthrough=] restart -= 2; ~~~~~~~~^~~~ arch/arm/kernel/signal.c:599:3: note: here case -ERESTARTNOHAND: ^~~~ Reported-by: Stephen Rothwell Reviewed-by: Kees Cook Signed-off-by: Gustavo A. R. Silva --- arch/arm/kernel/signal.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 09f6fdd..ab25689 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -596,6 +596,7 @@ static int do_signal(struct pt_regs *regs, int syscall) switch (retval) { case -ERESTART_RESTARTBLOCK: restart -= 2; + /* Fall through */ case -ERESTARTNOHAND: case -ERESTARTSYS: case -ERESTARTNOINTR: -- 2.7.4