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zram: fix NULL check before some freeing functions is not needed

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fixed the below warning:
/drivers/block/zram/zram_drv.c:534:2-8: WARNING: NULL check
before some freeing functions is not needed.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Tian Tao 2021-01-25 16:13:01 +08:00 committed by Jens Axboe
parent 370276bac8
commit 294ed6b9f0
1 changed files with 1 additions and 2 deletions
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3
drivers/block/zram/zram_drv.c
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@ -530,8 +530,7 @@ static ssize_t backing_dev_store(struct device *dev,
return len;
out:
if (bitmap)
kvfree(bitmap);
kvfree(bitmap);
if (bdev)
blkdev_put(bdev, FMODE_READ | FMODE_WRITE | FMODE_EXCL);