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authorMichael Halcrow <mhalcrow@us.ibm.com>2008-07-04 09:59:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-04 10:40:05 -0700
commitc4a2d7fbec3029c8891a3ad5fceec2992096a3b7 (patch)
tree73d1580628737c54c9d4fed86278e9edc4dab4d2
parent10dd08dc04c881dcc9f7f19e2a3ad8e0778e4db5 (diff)
downloadlinux-c4a2d7fbec3029c8891a3ad5fceec2992096a3b7.tar.gz
ecryptfs: remove unnecessary mux from ecryptfs_init_ecryptfs_miscdev()
The misc_mtx should provide all the protection required to keep the daemon
hash table sane during miscdev registration.  Since this mutex is causing
gratuitous lockdep warnings, this patch removes it.

Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com>
Reported-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/ecryptfs/miscdev.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/ecryptfs/miscdev.c b/fs/ecryptfs/miscdev.c
index 50c994a249a5..09a4522f65e6 100644
--- a/fs/ecryptfs/miscdev.c
+++ b/fs/ecryptfs/miscdev.c
@@ -575,13 +575,11 @@ int ecryptfs_init_ecryptfs_miscdev(void)
 	int rc;
 
 	atomic_set(&ecryptfs_num_miscdev_opens, 0);
-	mutex_lock(&ecryptfs_daemon_hash_mux);
 	rc = misc_register(&ecryptfs_miscdev);
 	if (rc)
 		printk(KERN_ERR "%s: Failed to register miscellaneous device "
 		       "for communications with userspace daemons; rc = [%d]\n",
 		       __func__, rc);
-	mutex_unlock(&ecryptfs_daemon_hash_mux);
 	return rc;
 }