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authorDavid S. Miller <davem@davemloft.net>2008-05-15 03:34:44 -0400
committerDavid S. Miller <davem@davemloft.net>2008-05-15 03:34:44 -0400
commit63fe46da9c380b3f2bbdf3765044649517cc717c (patch)
tree9478c1aca1d692b408955aea20c9cd9a37e589c0 /fs/ecryptfs
parent99dd1a2b8347ac2ae802300b7862f6f7bcf17139 (diff)
parent066b2118976e6e7cc50eed39e2747c75343a23c4 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/wireless/iwlwifi/iwl-4965-rs.c drivers/net/wireless/rt2x00/rt61pci.c
Diffstat (limited to 'fs/ecryptfs')
-rw-r--r--fs/ecryptfs/inode.c13
-rw-r--r--fs/ecryptfs/miscdev.c2
2 files changed, 6 insertions, 9 deletions
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 0a1397335a8e..c92cc1c00aae 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -37,17 +37,11 @@ static struct dentry *lock_parent(struct dentry *dentry)
37{ 37{
38 struct dentry *dir; 38 struct dentry *dir;
39 39
40 dir = dget(dentry->d_parent); 40 dir = dget_parent(dentry);
41 mutex_lock_nested(&(dir->d_inode->i_mutex), I_MUTEX_PARENT); 41 mutex_lock_nested(&(dir->d_inode->i_mutex), I_MUTEX_PARENT);
42 return dir; 42 return dir;
43} 43}
44 44
45static void unlock_parent(struct dentry *dentry)
46{
47 mutex_unlock(&(dentry->d_parent->d_inode->i_mutex));
48 dput(dentry->d_parent);
49}
50
51static void unlock_dir(struct dentry *dir) 45static void unlock_dir(struct dentry *dir)
52{ 46{
53 mutex_unlock(&dir->d_inode->i_mutex); 47 mutex_unlock(&dir->d_inode->i_mutex);
@@ -426,8 +420,9 @@ static int ecryptfs_unlink(struct inode *dir, struct dentry *dentry)
426 int rc = 0; 420 int rc = 0;
427 struct dentry *lower_dentry = ecryptfs_dentry_to_lower(dentry); 421 struct dentry *lower_dentry = ecryptfs_dentry_to_lower(dentry);
428 struct inode *lower_dir_inode = ecryptfs_inode_to_lower(dir); 422 struct inode *lower_dir_inode = ecryptfs_inode_to_lower(dir);
423 struct dentry *lower_dir_dentry;
429 424
430 lock_parent(lower_dentry); 425 lower_dir_dentry = lock_parent(lower_dentry);
431 rc = vfs_unlink(lower_dir_inode, lower_dentry); 426 rc = vfs_unlink(lower_dir_inode, lower_dentry);
432 if (rc) { 427 if (rc) {
433 printk(KERN_ERR "Error in vfs_unlink; rc = [%d]\n", rc); 428 printk(KERN_ERR "Error in vfs_unlink; rc = [%d]\n", rc);
@@ -439,7 +434,7 @@ static int ecryptfs_unlink(struct inode *dir, struct dentry *dentry)
439 dentry->d_inode->i_ctime = dir->i_ctime; 434 dentry->d_inode->i_ctime = dir->i_ctime;
440 d_drop(dentry); 435 d_drop(dentry);
441out_unlock: 436out_unlock:
442 unlock_parent(lower_dentry); 437 unlock_dir(lower_dir_dentry);
443 return rc; 438 return rc;
444} 439}
445 440
diff --git a/fs/ecryptfs/miscdev.c b/fs/ecryptfs/miscdev.c
index 788995efd1d3..6560da1a58ce 100644
--- a/fs/ecryptfs/miscdev.c
+++ b/fs/ecryptfs/miscdev.c
@@ -257,12 +257,14 @@ ecryptfs_miscdev_read(struct file *file, char __user *buf, size_t count,
257 mutex_lock(&daemon->mux); 257 mutex_lock(&daemon->mux);
258 if (daemon->flags & ECRYPTFS_DAEMON_ZOMBIE) { 258 if (daemon->flags & ECRYPTFS_DAEMON_ZOMBIE) {
259 rc = 0; 259 rc = 0;
260 mutex_unlock(&ecryptfs_daemon_hash_mux);
260 printk(KERN_WARNING "%s: Attempt to read from zombified " 261 printk(KERN_WARNING "%s: Attempt to read from zombified "
261 "daemon\n", __func__); 262 "daemon\n", __func__);
262 goto out_unlock_daemon; 263 goto out_unlock_daemon;
263 } 264 }
264 if (daemon->flags & ECRYPTFS_DAEMON_IN_READ) { 265 if (daemon->flags & ECRYPTFS_DAEMON_IN_READ) {
265 rc = 0; 266 rc = 0;
267 mutex_unlock(&ecryptfs_daemon_hash_mux);
266 goto out_unlock_daemon; 268 goto out_unlock_daemon;
267 } 269 }
268 /* This daemon will not go away so long as this flag is set */ 270 /* This daemon will not go away so long as this flag is set */