linux-kernel - [PATCH v7] pktcdvd: Remove unnecessary debugfs_create_dir() error check in pkt_debugfs_dev

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Message-Id: <20240827022741.3410294-1-11162571@vivo.com>
Date: Tue, 27 Aug 2024 10:27:40 +0800
From: Yang Ruibin <11162571@...o.com>
To: linux-block@...r.kernel.org,
	Jens Axboe <axboe@...nel.dk>,
	linux-kernel@...r.kernel.org
Cc: opensource.kernel@...o.com,
	Yang Ruibin <11162571@...o.com>
Subject: [PATCH v7] pktcdvd: Remove unnecessary debugfs_create_dir() error check in pkt_debugfs_dev_new()

Remove the debugfs_create_dir() error check. It's safe to pass in error
pointers to the debugfs API, hence the user isn't supposed to include
error checking of the return values.

Signed-off-by: Yang Ruibin <11162571@...o.com>
---
Changes v7:
-Update commit messages
---
 drivers/block/pktcdvd.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index 7cece5884b9c..3edb37a41312 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -498,8 +498,6 @@ static void pkt_debugfs_dev_new(struct pktcdvd_device *pd)
 	if (!pkt_debugfs_root)
 		return;
 	pd->dfs_d_root = debugfs_create_dir(pd->disk->disk_name, pkt_debugfs_root);
-	if (!pd->dfs_d_root)
-		return;
 
 	pd->dfs_f_info = debugfs_create_file("info", 0444, pd->dfs_d_root,
 					     pd, &pkt_seq_fops);
-- 
2.34.1