From b639186ffe9168fd1d2f95a1fff8571720739126 Mon Sep 17 00:00:00 2001 From: "Gustavo A. R. Silva" Date: Thu, 16 Aug 2018 12:21:24 -0500 Subject: [PATCH] futex: Mark expected switch fall-throughs In preparation of enabling -Wimplicit-fallthrough, mark switch cases which fall through. Signed-off-by: Gustavo A. R. Silva Signed-off-by: Thomas Gleixner Cc: Peter Zijlstra Cc: Darren Hart Link: https://lkml.kernel.org/r/20180816172124.GA2407@embeddedor.com --- kernel/futex.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/futex.c b/kernel/futex.c index 1f450e092c74..11fc3bb456d6 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -3523,10 +3523,12 @@ long do_futex(u32 __user *uaddr, int op, u32 val, ktime_t *timeout, switch (cmd) { case FUTEX_WAIT: val3 = FUTEX_BITSET_MATCH_ANY; + /* fall through */ case FUTEX_WAIT_BITSET: return futex_wait(uaddr, flags, val, timeout, val3); case FUTEX_WAKE: val3 = FUTEX_BITSET_MATCH_ANY; + /* fall through */ case FUTEX_WAKE_BITSET: return futex_wake(uaddr, flags, val, val3); case FUTEX_REQUEUE: