linux-kernel - [PATCH 4.14 197/267] md/raid0: Fix an error message in raid0_make

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Message-Id: <20191216174913.320713854@linuxfoundation.org>
Date:   Mon, 16 Dec 2019 18:48:43 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Dan Carpenter <dan.carpenter@...cle.com>,
        Song Liu <songliubraving@...com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.14 197/267] md/raid0: Fix an error message in raid0_make_request()

From: Dan Carpenter <dan.carpenter@...cle.com>

[ Upstream commit e3fc3f3d0943b126f76b8533960e4168412d9e5a ]

The first argument to WARN() is supposed to be a condition.  The
original code will just print the mdname() instead of the full warning
message.

Fixes: c84a1372df92 ("md/raid0: avoid RAID0 data corruption due to layout confusion.")
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
Signed-off-by: Song Liu <songliubraving@...com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/md/raid0.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index 449c4dd060fcd..204adde004a3c 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -616,7 +616,7 @@ static bool raid0_make_request(struct mddev *mddev, struct bio *bio)
 		tmp_dev = map_sector(mddev, zone, sector, &sector);
 		break;
 	default:
-		WARN("md/raid0:%s: Invalid layout\n", mdname(mddev));
+		WARN(1, "md/raid0:%s: Invalid layout\n", mdname(mddev));
 		bio_io_error(bio);
 		return true;
 	}
-- 
2.20.1