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ecryptfs: remove unnecessary mux from ecryptfs_init_ecryptfs_miscdev()

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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>
This commit is contained in:
Michael Halcrow 2008-07-04 09:59:35 -07:00 committed by Linus Torvalds
parent 10dd08dc04
commit c4a2d7fbec
1 changed files with 0 additions and 2 deletions
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2
fs/ecryptfs/miscdev.c
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@ -575,13 +575,11 @@ int ecryptfs_init_ecryptfs_miscdev(void)
int rc; int rc;
atomic_set(&ecryptfs_num_miscdev_opens, 0); atomic_set(&ecryptfs_num_miscdev_opens, 0);
mutex_lock(&ecryptfs_daemon_hash_mux);
rc = misc_register(&ecryptfs_miscdev); rc = misc_register(&ecryptfs_miscdev);
if (rc) if (rc)
printk(KERN_ERR "%s: Failed to register miscellaneous device " printk(KERN_ERR "%s: Failed to register miscellaneous device "
"for communications with userspace daemons; rc = [%d]\n", "for communications with userspace daemons; rc = [%d]\n",
__func__, rc); __func__, rc);
mutex_unlock(&ecryptfs_daemon_hash_mux);
return rc; return rc;
} }