linux-kernel - [PATCH 4.16 68/81] block/swim: Remove extra put

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Message-Id: <20180427135747.247793906@linuxfoundation.org>
Date:   Fri, 27 Apr 2018 15:59:10 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Laurent Vivier <lvivier@...hat.com>,
        Jens Axboe <axboe@...nel.dk>, Stan Johnson <userm57@...oo.com>,
        Finn Thain <fthain@...egraphics.com.au>,
        Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH 4.16 68/81] block/swim: Remove extra put_disk() call from error path

4.16-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Finn Thain <fthain@...egraphics.com.au>

commit c1d6207cc0eef2a7f8551f9c7420d8776268f6e1 upstream.

Cc: Laurent Vivier <lvivier@...hat.com>
Cc: Jens Axboe <axboe@...nel.dk>
Cc: stable@...r.kernel.org # v4.14+
Fixes: 103db8b2dfa5 ("[PATCH] swim: stop sharing request queue across multiple gendisks")
Tested-by: Stan Johnson <userm57@...oo.com>
Signed-off-by: Finn Thain <fthain@...egraphics.com.au>
Acked-by: Laurent Vivier <lvivier@...hat.com>
Reviewed-by: Geert Uytterhoeven <geert@...ux-m68k.org>
Signed-off-by: Jens Axboe <axboe@...nel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/block/swim.c |    1 -
 1 file changed, 1 deletion(-)

--- a/drivers/block/swim.c
+++ b/drivers/block/swim.c
@@ -858,7 +858,6 @@ static int swim_floppy_init(struct swim_
 							      &swd->lock);
 		if (!swd->unit[drive].disk->queue) {
 			err = -ENOMEM;
-			put_disk(swd->unit[drive].disk);
 			goto exit_put_disks;
 		}
 		blk_queue_bounce_limit(swd->unit[drive].disk->queue,