linux-kernel - [PATCH 1/7] fs: Add missing annotation for iput

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:   Tue, 31 Mar 2020 21:46:37 +0100
From:   Jules Irenge <jbi.octave@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     boqun.feng@...il.com, Alexander Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org (open list:FILESYSTEMS (VFS and
        infrastructure))
Subject: [PATCH 1/7] fs: Add missing annotation for iput_final()

Sparse reports a warning at iput_final()

warning: context imbalance in iput_final() - unexpected unlock

The root cause is the missing annotation at input_final()
Add the missing __releases(&inode->i_lock) annotation

Signed-off-by: Jules Irenge <jbi.octave@...il.com>
---
 fs/inode.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/inode.c b/fs/inode.c
index 3b06c5c59883..6902e39a4298 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1536,6 +1536,7 @@ EXPORT_SYMBOL(generic_delete_inode);
  * shutting down.
  */
 static void iput_final(struct inode *inode)
+	__releases(&inode->i_lock)
 {
 	struct super_block *sb = inode->i_sb;
 	const struct super_operations *op = inode->i_sb->s_op;
-- 
2.24.1