[RFC PATCH 1/5] net: cleanup unix_bind() a little

From: Stanislav Kinsbursky
Date: Wed Aug 15 2012 - 12:24:42 EST


This will simplify further changes for unix_fbind().
---
net/unix/af_unix.c | 12 +++++-------
1 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 641f2e4..bc90ddb 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -880,10 +880,8 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
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:
+ if (!err)
+ err = vfs_mknod(path.dentry->d_inode, dentry, mode, 0);
mnt_drop_write(path.mnt);
if (err)
goto out_mknod_dput;
@@ -896,9 +894,9 @@ out_mknod_drop_write:

spin_lock(&unix_table_lock);

+ err = -EADDRINUSE;
if (!sun_path[0]) {
- err = -EADDRINUSE;
- if (__unix_find_socket_byname(net, sunaddr, addr_len,
+ if (__unix_find_socket_byname(net, sunaddr, addr->len,
sk->sk_type, hash)) {
unix_release_addr(addr);
goto out_unlock;
@@ -906,7 +904,7 @@ out_mknod_drop_write:

list = &unix_socket_table[addr->hash];
} else {
- list = &unix_socket_table[dentry->d_inode->i_ino & (UNIX_HASH_SIZE-1)];
+ list = &unix_socket_table[path.dentry->d_inode->i_ino & (UNIX_HASH_SIZE-1)];
u->path = path;
}


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