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authorzhong jiang <zhongjiang@huawei.com>2018-08-08 22:58:33 +0800
committerJens Axboe <axboe@kernel.dk>2018-08-08 09:17:18 -0600
commitd5fcc4e46e5168e6a6ce1e350ad0714a9d880c8e (patch)
treee94b48c183e34a8cb8aa4ccf201d644f0f77eace /drivers/block/mtip32xx
parentf7ecb1b109da1006a08d5675debe60990e824432 (diff)
downloadlinux-d5fcc4e46e5168e6a6ce1e350ad0714a9d880c8e.tar.bz2
drivers/block/mtip32xx: remove the null check for debugfs_remove_recursive
debugfs_remove_recursive has taken null pointer into account. So it is safe to drop the null check before calling the function. Signed-off-by: zhong jiang <zhongjiang@huawei.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/mtip32xx')
-rw-r--r--drivers/block/mtip32xx/mtip32xx.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index c73626decb46..db253cd5b32a 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -2575,8 +2575,7 @@ static int mtip_hw_debugfs_init(struct driver_data *dd)
static void mtip_hw_debugfs_exit(struct driver_data *dd)
{
- if (dd->dfs_node)
- debugfs_remove_recursive(dd->dfs_node);
+ debugfs_remove_recursive(dd->dfs_node);
}
/*