Commit-ID:  b639186ffe9168fd1d2f95a1fff8571720739126
Gitweb:     https://git.kernel.org/tip/b639186ffe9168fd1d2f95a1fff8571720739126
Author:     Gustavo A. R. Silva <gust...@embeddedor.com>
AuthorDate: Thu, 16 Aug 2018 12:21:24 -0500
Committer:  Thomas Gleixner <t...@linutronix.de>
CommitDate: Mon, 20 Aug 2018 18:23:00 +0200

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 <gust...@embeddedor.com>
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Darren Hart <dvh...@infradead.org>
Link: https://lkml.kernel.org/r/20180816172124.ga2...@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:

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