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Subject[PATCH] Export sockfd_lookup function

Can we export sockfd_lookup function ?
I need it in one of the Bluetooth modules which has to look up 'struct socket'
from fd in the ioctl handler.

Here is the patch

----------
# This is a BitKeeper generated patch for the following project:
# Project Name: Linux kernel tree
# This patch format is intended for GNU patch command version 2.5 or higher.
# This patch includes the following deltas:
# ChangeSet 1.741 -> 1.742
# net/socket.c 1.29 -> 1.30
# include/linux/net.h 1.4 -> 1.5
# net/netsyms.c 1.29 -> 1.30
#
# The following is the BitKeeper ChangeSet Log
# --------------------------------------------
# 02/10/13 maxk@qualcomm.com 1.742
# Export sockfd_lookup and sockfd_put functions
# --------------------------------------------
#
diff -Nru a/include/linux/net.h b/include/linux/net.h
--- a/include/linux/net.h Sun Oct 13 05:05:42 2002
+++ b/include/linux/net.h Sun Oct 13 05:05:42 2002
@@ -139,6 +139,9 @@
const struct iovec * iov, long count,
long size);
extern int sock_map_fd(struct socket *sock);

+extern struct socket *sockfd_lookup(int fd, int *err);
+#define sockfd_put(sock) fput(sock->file)
+
extern int net_ratelimit(void);
extern unsigned long net_random(void);
extern void net_srandom(unsigned long);
diff -Nru a/net/netsyms.c b/net/netsyms.c
--- a/net/netsyms.c Sun Oct 13 05:05:42 2002
+++ b/net/netsyms.c Sun Oct 13 05:05:42 2002
@@ -161,6 +161,7 @@
EXPORT_SYMBOL(sock_kmalloc);
EXPORT_SYMBOL(sock_kfree_s);
EXPORT_SYMBOL(sock_map_fd);
+EXPORT_SYMBOL(sockfd_lookup);

#ifdef CONFIG_FILTER
EXPORT_SYMBOL(sk_run_filter);
diff -Nru a/net/socket.c b/net/socket.c
--- a/net/socket.c Sun Oct 13 05:05:42 2002
+++ b/net/socket.c Sun Oct 13 05:05:42 2002
@@ -447,11 +447,6 @@
return sock;
}

-extern __inline__ void sockfd_put(struct socket *sock)
-{
- fput(sock->file);
-}
-
/**
* sock_alloc - allocate a socket
*
-------------
Note. sockfd_put is #define instead of inline because fput() definition
is not available at this point.



Max

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