linux-kernel - [PATCH v2 09/29] target_core_configfs: avoid pointless cred reference count bump

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Message-Id: <20241125-work-cred-v2-9-68b9d38bb5b2@kernel.org>
Date: Mon, 25 Nov 2024 15:10:05 +0100
From: Christian Brauner <brauner@...nel.org>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Amir Goldstein <amir73il@...il.com>, Miklos Szeredi <miklos@...redi.hu>, 
 Al Viro <viro@...iv.linux.org.uk>, Jens Axboe <axboe@...nel.dk>, 
 linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org, 
 Christian Brauner <brauner@...nel.org>
Subject: [PATCH v2 09/29] target_core_configfs: avoid pointless cred
 reference count bump

The creds are allocated via prepare_kernel_cred() which has already
taken a reference.

Signed-off-by: Christian Brauner <brauner@...nel.org>
---
 drivers/target/target_core_configfs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index ec7a5598719397da5cadfed12a05ca8eb81e46a9..c40217f44b1bc53d149e8d5ea12c0e5297373800 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -3756,9 +3756,9 @@ static int __init target_core_init_configfs(void)
 		ret = -ENOMEM;
 		goto out;
 	}
-	old_cred = override_creds(get_new_cred(kern_cred));
+	old_cred = override_creds(kern_cred);
 	target_init_dbroot();
-	put_cred(revert_creds(old_cred));
+	revert_creds(old_cred);
 	put_cred(kern_cred);
 
 	return 0;

-- 
2.45.2