linux-kernel - [PATCH v2 29/29] cred: remove unused get_new

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Message-Id: <20241125-work-cred-v2-29-68b9d38bb5b2@kernel.org>
Date: Mon, 25 Nov 2024 15:10:25 +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 29/29] cred: remove unused get_new_cred()

This helper is not used anymore so remove it.

Signed-off-by: Christian Brauner <brauner@...nel.org>
---
 Documentation/security/credentials.rst |  5 -----
 include/linux/cred.h                   | 13 -------------
 2 files changed, 18 deletions(-)

diff --git a/Documentation/security/credentials.rst b/Documentation/security/credentials.rst
index 357328d566c803d3d7cde4536185b73a472309bb..2aa0791bcefe4c4a9de149317ffd55921f91a1be 100644
--- a/Documentation/security/credentials.rst
+++ b/Documentation/security/credentials.rst
@@ -527,11 +527,6 @@ There are some functions to help manage credentials:
      This gets a reference on a live set of credentials, returning a pointer to
      that set of credentials.
 
- - ``struct cred *get_new_cred(struct cred *cred);``
-
-     This gets a reference on a set of credentials that is under construction
-     and is thus still mutable, returning a pointer to that set of credentials.
-
 
 Open File Credentials
 =====================
diff --git a/include/linux/cred.h b/include/linux/cred.h
index a7df1c759ef00a91ddf3fc448cf05dda843ea5b7..360f5fd3854bddf866abef141cb633ea95c38d73 100644
--- a/include/linux/cred.h
+++ b/include/linux/cred.h
@@ -200,19 +200,6 @@ static inline struct cred *get_new_cred_many(struct cred *cred, int nr)
 	return cred;
 }
 
-/**
- * get_new_cred - Get a reference on a new set of credentials
- * @cred: The new credentials to reference
- *
- * Get a reference on the specified set of new credentials.  The caller must
- * release the reference.
- */
-static inline struct cred *get_new_cred(const struct cred *cred)
-{
-	struct cred *nonconst_cred = (struct cred *) cred;
-	return get_new_cred_many(nonconst_cred, 1);
-}
-
 /**
  * get_cred_many - Get references on a set of credentials
  * @cred: The credentials to reference

-- 
2.45.2