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From:   Mathieu Malaterre <malat@debian.org>
To:     Alexander Viro <viro@zeniv.linux.org.uk>
Cc:     Mathieu Malaterre <malat@debian.org>,
        linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] fs/signalfd: annotate implicit fall through
Date:   Mon, 14 Jan 2019 21:37:34 +0100
Message-Id: <20190114203734.19294-1-malat@debian.org>
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Sender: linux-kernel-owner@vger.kernel.org
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There is a plan to build the kernel with -Wimplicit-fallthrough and
this place in the code produced a warning (W=1).

This commit remove the following warning:

  fs/signalfd.c:178:7: warning: this statement may fall through [-Wimplicit-fallthrough=]

Signed-off-by: Mathieu Malaterre <malat@debian.org>
---
 fs/signalfd.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/signalfd.c b/fs/signalfd.c
index 757afc7c5895..44b6845b071c 100644
--- a/fs/signalfd.c
+++ b/fs/signalfd.c
@@ -176,6 +176,7 @@ static ssize_t signalfd_dequeue(struct signalfd_ctx *ctx, kernel_siginfo_t *info
 		if (!nonblock)
 			break;
 		ret = -EAGAIN;
+		/* fall through */
 	default:
 		spin_unlock_irq(&current->sighand->siglock);
 		return ret;
-- 
2.19.2