9p: Make sure we are able to clunk the cached fid on umount

[safe/jmp/linux-2.6] / net / ax25 / ax25_subr.c

diff --git a/net/ax25/ax25_subr.c b/net/ax25/ax25_subr.c
index eb7343c..034aa10 100644 (file)
--- a/net/ax25/ax25_subr.c
+++ b/net/ax25/ax25_subr.c
@@ -14,7 +14,6 @@
 #include <linux/socket.h>
 #include <linux/in.h>
 #include <linux/kernel.h>
-#include <linux/sched.h>
 #include <linux/timer.h>
 #include <linux/string.h>
 #include <linux/sockios.h>
@@ -24,7 +23,7 @@
 #include <linux/netdevice.h>
 #include <linux/skbuff.h>
 #include <net/sock.h>
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <asm/uaccess.h>
 #include <asm/system.h>
 #include <linux/fcntl.h>
@@ -56,7 +55,7 @@ void ax25_frames_acked(ax25_cb *ax25, unsigned short nr)
         */
        if (ax25->va != nr) {
                while (skb_peek(&ax25->ack_queue) != NULL && ax25->va != nr) {
-                       skb = skb_dequeue(&ax25->ack_queue);
+                       skb = skb_dequeue(&ax25->ack_queue);
                        kfree_skb(skb);
                        ax25->va = (ax25->va + 1) % ax25->modulus;
                }
@@ -65,20 +64,15 @@ void ax25_frames_acked(ax25_cb *ax25, unsigned short nr)
 
 void ax25_requeue_frames(ax25_cb *ax25)
 {
-        struct sk_buff *skb, *skb_prev = NULL;
+       struct sk_buff *skb;
 
        /*
         * Requeue all the un-ack-ed frames on the output queue to be picked
         * up by ax25_kick called from the timer. This arrangement handles the
         * possibility of an empty output queue.
         */
-       while ((skb = skb_dequeue(&ax25->ack_queue)) != NULL) {
-               if (skb_prev == NULL)
-                       skb_queue_head(&ax25->write_queue, skb);
-               else
-                       skb_append(skb_prev, skb, &ax25->write_queue);
-               skb_prev = skb;
-       }
+       while ((skb = skb_dequeue_tail(&ax25->ack_queue)) != NULL)
+               skb_queue_head(&ax25->write_queue, skb);
 }
 
 /*
@@ -163,7 +157,7 @@ void ax25_send_control(ax25_cb *ax25, int frametype, int poll_bit, int type)
 
        skb_reserve(skb, ax25->ax25_dev->dev->hard_header_len);
 
-       skb->nh.raw = skb->data;
+       skb_reset_network_header(skb);
 
        /* Assume a response - address structure for DTE */
        if (ax25->modulus == AX25_MODULUS) {
@@ -206,7 +200,7 @@ void ax25_return_dm(struct net_device *dev, ax25_address *src, ax25_address *des
                return; /* Next SABM will get DM'd */
 
        skb_reserve(skb, dev->hard_header_len);
-       skb->nh.raw = skb->data;
+       skb_reset_network_header(skb);
 
        ax25_digi_invert(digi, &retdigi);
 
@@ -280,6 +274,7 @@ void ax25_disconnect(ax25_cb *ax25, int reason)
        ax25_link_failed(ax25, reason);
 
        if (ax25->sk != NULL) {
+               local_bh_disable();
                bh_lock_sock(ax25->sk);
                ax25->sk->sk_state     = TCP_CLOSE;
                ax25->sk->sk_err       = reason;
@@ -289,5 +284,6 @@ void ax25_disconnect(ax25_cb *ax25, int reason)
                        sock_set_flag(ax25->sk, SOCK_DEAD);
                }
                bh_unlock_sock(ax25->sk);
+               local_bh_enable();
        }
 }