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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-21 13:36:41 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-21 13:36:41 -0700 |
commit | e2a0883e4071237d09b604a342c28b96b44a04b3 (patch) | |
tree | aa56f4d376b5eb1c32358c19c2669c2a94e0e1fd /net/unix/af_unix.c | |
parent | 3a990a52f9f25f45469e272017a31e7a3fda60ed (diff) | |
parent | 07c0c5d8b8c122b2f2df9ee574ac3083daefc981 (diff) | |
download | linux-stable-e2a0883e4071237d09b604a342c28b96b44a04b3.tar.gz linux-stable-e2a0883e4071237d09b604a342c28b96b44a04b3.tar.bz2 linux-stable-e2a0883e4071237d09b604a342c28b96b44a04b3.zip |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs pile 1 from Al Viro:
"This is _not_ all; in particular, Miklos' and Jan's stuff is not there
yet."
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (64 commits)
ext4: initialization of ext4_li_mtx needs to be done earlier
debugfs-related mode_t whack-a-mole
hfsplus: add an ioctl to bless files
hfsplus: change finder_info to u32
hfsplus: initialise userflags
qnx4: new helper - try_extent()
qnx4: get rid of qnx4_bread/qnx4_getblk
take removal of PF_FORKNOEXEC to flush_old_exec()
trim includes in inode.c
um: uml_dup_mmap() relies on ->mmap_sem being held, but activate_mm() doesn't hold it
um: embed ->stub_pages[] into mmu_context
gadgetfs: list_for_each_safe() misuse
ocfs2: fix leaks on failure exits in module_init
ecryptfs: make register_filesystem() the last potential failure exit
ntfs: forgets to unregister sysctls on register_filesystem() failure
logfs: missing cleanup on register_filesystem() failure
jfs: mising cleanup on register_filesystem() failure
make configfs_pin_fs() return root dentry on success
configfs: configfs_create_dir() has parent dentry in dentry->d_parent
configfs: sanitize configfs_create()
...
Diffstat (limited to 'net/unix/af_unix.c')
-rw-r--r-- | net/unix/af_unix.c | 37 |
1 files changed, 16 insertions, 21 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 8ee85aa79fa7..eb4277c33188 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -293,7 +293,7 @@ static struct sock *unix_find_socket_byinode(struct inode *i) spin_lock(&unix_table_lock); sk_for_each(s, node, &unix_socket_table[i->i_ino & (UNIX_HASH_SIZE - 1)]) { - struct dentry *dentry = unix_sk(s)->dentry; + struct dentry *dentry = unix_sk(s)->path.dentry; if (dentry && dentry->d_inode == i) { sock_hold(s); @@ -377,8 +377,7 @@ static void unix_sock_destructor(struct sock *sk) static int unix_release_sock(struct sock *sk, int embrion) { struct unix_sock *u = unix_sk(sk); - struct dentry *dentry; - struct vfsmount *mnt; + struct path path; struct sock *skpair; struct sk_buff *skb; int state; @@ -389,10 +388,9 @@ static int unix_release_sock(struct sock *sk, int embrion) unix_state_lock(sk); sock_orphan(sk); sk->sk_shutdown = SHUTDOWN_MASK; - dentry = u->dentry; - u->dentry = NULL; - mnt = u->mnt; - u->mnt = NULL; + path = u->path; + u->path.dentry = NULL; + u->path.mnt = NULL; state = sk->sk_state; sk->sk_state = TCP_CLOSE; unix_state_unlock(sk); @@ -425,10 +423,8 @@ static int unix_release_sock(struct sock *sk, int embrion) kfree_skb(skb); } - if (dentry) { - dput(dentry); - mntput(mnt); - } + if (path.dentry) + path_put(&path); sock_put(sk); @@ -641,8 +637,8 @@ static struct sock *unix_create1(struct net *net, struct socket *sock) sk->sk_max_ack_backlog = net->unx.sysctl_max_dgram_qlen; sk->sk_destruct = unix_sock_destructor; u = unix_sk(sk); - u->dentry = NULL; - u->mnt = NULL; + u->path.dentry = NULL; + u->path.mnt = NULL; spin_lock_init(&u->lock); atomic_long_set(&u->inflight, 0); INIT_LIST_HEAD(&u->link); @@ -788,7 +784,7 @@ static struct sock *unix_find_other(struct net *net, goto put_fail; if (u->sk_type == type) - touch_atime(path.mnt, path.dentry); + touch_atime(&path); path_put(&path); @@ -802,9 +798,9 @@ static struct sock *unix_find_other(struct net *net, u = unix_find_socket_byname(net, sunname, len, type, hash); if (u) { struct dentry *dentry; - dentry = unix_sk(u)->dentry; + dentry = unix_sk(u)->path.dentry; if (dentry) - touch_atime(unix_sk(u)->mnt, dentry); + touch_atime(&unix_sk(u)->path); } else goto fail; } @@ -910,8 +906,7 @@ out_mknod_drop_write: list = &unix_socket_table[addr->hash]; } else { list = &unix_socket_table[dentry->d_inode->i_ino & (UNIX_HASH_SIZE-1)]; - u->dentry = path.dentry; - u->mnt = path.mnt; + u->path = path; } err = 0; @@ -1193,9 +1188,9 @@ restart: atomic_inc(&otheru->addr->refcnt); newu->addr = otheru->addr; } - if (otheru->dentry) { - newu->dentry = dget(otheru->dentry); - newu->mnt = mntget(otheru->mnt); + if (otheru->path.dentry) { + path_get(&otheru->path); + newu->path = otheru->path; } /* Set credentials */ |