linux-kernel - [RFC PATCH v3 21/59] file_setattr(): filename_lookup() accepts ERR

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20251216035518.4037331-22-viro@zeniv.linux.org.uk>
Date: Tue, 16 Dec 2025 03:54:40 +0000
From: Al Viro <viro@...iv.linux.org.uk>
To: linux-fsdevel@...r.kernel.org
Cc: torvalds@...ux-foundation.org,
	brauner@...nel.org,
	jack@...e.cz,
	mjguzik@...il.com,
	paul@...l-moore.com,
	axboe@...nel.dk,
	audit@...r.kernel.org,
	io-uring@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [RFC PATCH v3 21/59] file_setattr(): filename_lookup() accepts ERR_PTR() as filename

no need to check it in the caller

Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
---
 fs/file_attr.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/fs/file_attr.c b/fs/file_attr.c
index f9e4d4014afc..915e9a40cd42 100644
--- a/fs/file_attr.c
+++ b/fs/file_attr.c
@@ -457,9 +457,6 @@ SYSCALL_DEFINE5(file_setattr, int, dfd, const char __user *, filename,
 		return error;
 
 	name = getname_maybe_null(filename, at_flags);
-	if (IS_ERR(name))
-		return PTR_ERR(name);
-
 	if (!name && dfd >= 0) {
 		CLASS(fd, f)(dfd);
 		if (fd_empty(f))
-- 
2.47.3