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author | Al Viro <viro@zeniv.linux.org.uk> | 2012-07-20 02:25:00 +0400 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-07-29 21:24:15 +0400 |
commit | a8104a9fcdeb82e22d7acd55fca20746581067d3 (patch) | |
tree | 3036dae685f9b12a878dd02e439f0050114d7745 /net/unix | |
parent | 8e4bfca1d1f0de62301dd223675717e7a5f63a27 (diff) | |
download | lwn-a8104a9fcdeb82e22d7acd55fca20746581067d3.tar.gz lwn-a8104a9fcdeb82e22d7acd55fca20746581067d3.zip |
pull mnt_want_write()/mnt_drop_write() into kern_path_create()/done_path_create() resp.
One side effect - attempt to create a cross-device link on a read-only fs fails
with EROFS instead of EXDEV now. Makes more sense, POSIX allows, etc.
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, 0 insertions, 4 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index e8239540683a..88ab72820b9f 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -876,15 +876,11 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) */ mode = S_IFSOCK | (SOCK_INODE(sock)->i_mode & ~current_umask()); - err = mnt_want_write(path.mnt); - if (err) - goto out_mknod_dput; err = security_path_mknod(&path, dentry, mode, 0); if (err) goto out_mknod_drop_write; err = vfs_mknod(path.dentry->d_inode, dentry, mode, 0); out_mknod_drop_write: - mnt_drop_write(path.mnt); if (err) goto out_mknod_dput; mntget(path.mnt); |