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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 13:22:40 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 13:22:40 -0400
commit5ed487bc2c44ca4e9668ef9cb54c830e2a9fac47 (patch)
treeaf19ed28db83e8f52690872ac99336da1cf2fd3b /net/unix/af_unix.c
parent5b34653963de7a6d0d8c783527457d68fddc60fb (diff)
parentfd217f4d70172c526478f2bc76859e909fdfa674 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: (46 commits) [PATCH] fs: add a sanity check in d_free [PATCH] i_version: remount support [patch] vfs: make security_inode_setattr() calling consistent [patch 1/3] FS_MBCACHE: don't needlessly make it built-in [PATCH] move executable checking into ->permission() [PATCH] fs/dcache.c: update comment of d_validate() [RFC PATCH] touch_mnt_namespace when the mount flags change [PATCH] reiserfs: add missing llseek method [PATCH] fix ->llseek for more directories [PATCH vfs-2.6 6/6] vfs: add LOOKUP_RENAME_TARGET intent [PATCH vfs-2.6 5/6] vfs: remove LOOKUP_PARENT from non LOOKUP_PARENT lookup [PATCH vfs-2.6 4/6] vfs: remove unnecessary fsnotify_d_instantiate() [PATCH vfs-2.6 3/6] vfs: add __d_instantiate() helper [PATCH vfs-2.6 2/6] vfs: add d_ancestor() [PATCH vfs-2.6 1/6] vfs: replace parent == dentry->d_parent by IS_ROOT() [PATCH] get rid of on-stack dentry in udf [PATCH 2/2] anondev: switch to IDA [PATCH 1/2] anondev: init IDR statically [JFFS2] Use d_splice_alias() not d_add() in jffs2_lookup() [PATCH] Optimise NFS readdir hack slightly. ...
Diffstat (limited to 'net/unix/af_unix.c')
-rw-r--r--net/unix/af_unix.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index c647aab8d41..dc504d308ec 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -711,28 +711,30 @@ static struct sock *unix_find_other(struct net *net,
711 int type, unsigned hash, int *error) 711 int type, unsigned hash, int *error)
712{ 712{
713 struct sock *u; 713 struct sock *u;
714 struct nameidata nd; 714 struct path path;
715 int err = 0; 715 int err = 0;
716 716
717 if (sunname->sun_path[0]) { 717 if (sunname->sun_path[0]) {
718 err = path_lookup(sunname->sun_path, LOOKUP_FOLLOW, &nd); 718 struct inode *inode;
719 err = kern_path(sunname->sun_path, LOOKUP_FOLLOW, &path);
719 if (err) 720 if (err)
720 goto fail; 721 goto fail;
721 err = vfs_permission(&nd, MAY_WRITE); 722 inode = path.dentry->d_inode;
723 err = inode_permission(inode, MAY_WRITE);
722 if (err) 724 if (err)
723 goto put_fail; 725 goto put_fail;
724 726
725 err = -ECONNREFUSED; 727 err = -ECONNREFUSED;
726 if (!S_ISSOCK(nd.path.dentry->d_inode->i_mode)) 728 if (!S_ISSOCK(inode->i_mode))
727 goto put_fail; 729 goto put_fail;
728 u = unix_find_socket_byinode(net, nd.path.dentry->d_inode); 730 u = unix_find_socket_byinode(net, inode);
729 if (!u) 731 if (!u)
730 goto put_fail; 732 goto put_fail;
731 733
732 if (u->sk_type == type) 734 if (u->sk_type == type)
733 touch_atime(nd.path.mnt, nd.path.dentry); 735 touch_atime(path.mnt, path.dentry);
734 736
735 path_put(&nd.path); 737 path_put(&path);
736 738
737 err=-EPROTOTYPE; 739 err=-EPROTOTYPE;
738 if (u->sk_type != type) { 740 if (u->sk_type != type) {
@@ -753,7 +755,7 @@ static struct sock *unix_find_other(struct net *net,
753 return u; 755 return u;
754 756
755put_fail: 757put_fail:
756 path_put(&nd.path); 758 path_put(&path);
757fail: 759fail:
758 *error=err; 760 *error=err;
759 return NULL; 761 return NULL;