Re: [RFC PATCH 4/6] networking: rework socket to fd mapping using alloc-file

[Eric Paris <eparis@redhat.com>]

On Thu, 2009-12-03 at 14:00 -0800, David Miller wrote:
> From: Eric Paris <eparis@redhat.com>
> Date: Thu, 03 Dec 2009 14:59:17 -0500
> 
> > Currently the networking code does interesting things allocating its struct
> > file and file descriptors.  This patch attempts to unify all of that and
> > simplify the error paths.  It is also a part of my patch series trying to get
> > rid of init-file and get-empty_filp and friends.
> > 
> > Signed-off-by: Eric Paris <eparis@redhat.com>
> 
> I'm fine with this:
> 
> Acked-by: David S. Miller <davem@davemloft.net>

It's actually busted, I forgot to actually pass back the new file in
sock_alloc_fd().  But I've got a fixed version and will resend the
series once I see other comments....

inc diff below in case anyone is trying to test this series.

diff --git a/net/socket.c b/net/socket.c
index 41ac0b1..6620421 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -390,6 +390,7 @@ static int sock_alloc_fd(struct file **filep, struct
socket *sock, int flags)
                goto out_err;
        }
 
+       *filep = file;
        sock->file = file;
        SOCK_INODE(sock)->i_fop = &socket_file_ops;
        file->f_flags = O_RDWR | (flags & O_NONBLOCK);