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| author | Kentaro Takeda <takedakn@nttdata.co.jp> | 2008-12-17 13:24:15 +0900 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2008-12-31 18:07:37 -0500 |
| commit | be6d3e56a6b9b3a4ee44a0685e39e595073c6f0d (patch) | |
| tree | 3a770f4cc676efeba443b28caa1ad195eeff49bc /net/unix | |
| parent | 6a94cb73064c952255336cc57731904174b2c58f (diff) | |
| download | lwn-be6d3e56a6b9b3a4ee44a0685e39e595073c6f0d.tar.gz lwn-be6d3e56a6b9b3a4ee44a0685e39e595073c6f0d.zip | |
introduce new LSM hooks where vfsmount is available.
Add new LSM hooks for path-based checks. Call them on directory-modifying
operations at the points where we still know the vfsmount involved.
Signed-off-by: Kentaro Takeda <takedakn@nttdata.co.jp>
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: Toshiharu Harada <haradats@nttdata.co.jp>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net/unix')
| -rw-r--r-- | net/unix/af_unix.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index c6250d0055d2..d1b89820ab4f 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -836,7 +836,11 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) err = mnt_want_write(nd.path.mnt); if (err) goto out_mknod_dput; + err = security_path_mknod(&nd.path, dentry, mode, 0); + if (err) + goto out_mknod_drop_write; err = vfs_mknod(nd.path.dentry->d_inode, dentry, mode, 0); +out_mknod_drop_write: mnt_drop_write(nd.path.mnt); if (err) goto out_mknod_dput; |