Remove use of i_sock from security/

Signed-off-by: Matthew Wilcox <matthew@wil.cx>

Index: linux/security/selinux/hooks.c
===================================================================
RCS file: /var/cvs/linux-2.6/security/selinux/hooks.c,v
retrieving revision 1.26
diff -u -p -r1.26 hooks.c
--- linux/security/selinux/hooks.c	4 Dec 2004 07:03:13 -0000	1.26
+++ linux/security/selinux/hooks.c	19 Dec 2004 06:04:29 -0000
@@ -871,7 +871,7 @@ static int inode_doinit_with_dentry(stru
 	isec->initialized = 1;
 
 out:
-	if (inode->i_sock) {
+	if (S_ISSOCK(inode->i_mode)) {
 		struct socket *sock = SOCKET_I(inode);
 		if (sock->sk) {
 			isec->sclass = socket_type_to_security_class(sock->sk->sk_family,