Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / net / irda / af_irda.c

diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 92c6e8d..2f37c9f 100644 (file)
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -43,6 +43,7 @@
  ********************************************************************/
 
 #include <linux/config.h>
+#include <linux/capability.h>
 #include <linux/module.h>
 #include <linux/types.h>
 #include <linux/socket.h>
@@ -56,18 +57,18 @@
 #include <asm/uaccess.h>
 
 #include <net/sock.h>
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 
 #include <net/irda/af_irda.h>
 
 static int irda_create(struct socket *sock, int protocol);
 
-static struct proto_ops irda_stream_ops;
-static struct proto_ops irda_seqpacket_ops;
-static struct proto_ops irda_dgram_ops;
+static const struct proto_ops irda_stream_ops;
+static const struct proto_ops irda_seqpacket_ops;
+static const struct proto_ops irda_dgram_ops;
 
 #ifdef CONFIG_IRDA_ULTRA
-static struct proto_ops irda_ultra_ops;
+static const struct proto_ops irda_ultra_ops;
 #define ULTRA_MAX_DATA 382
 #endif /* CONFIG_IRDA_ULTRA */
 
@@ -1301,7 +1302,7 @@ static int irda_sendmsg(struct kiocb *iocb, struct socket *sock,
        if (sk->sk_state != TCP_ESTABLISHED)
                return -ENOTCONN;
 
-       /* Check that we don't send out to big frames */
+       /* Check that we don't send out too big frames */
        if (len > self->max_data_size) {
                IRDA_DEBUG(2, "%s(), Chopping frame from %zd to %d bytes!\n",
                           __FUNCTION__, len, self->max_data_size);
@@ -1438,8 +1439,9 @@ static int irda_recvmsg_stream(struct kiocb *iocb, struct socket *sock,
                        /*
                         *      POSIX 1003.1g mandates this order.
                         */
-                       if (sk->sk_err)
-                               ret = sock_error(sk);
+                       ret = sock_error(sk);
+                       if (ret)
+                               break;
                        else if (sk->sk_shutdown & RCV_SHUTDOWN)
                                ;
                        else if (noblock)
@@ -1544,7 +1546,7 @@ static int irda_sendmsg_dgram(struct kiocb *iocb, struct socket *sock,
        IRDA_ASSERT(self != NULL, return -1;);
 
        /*
-        * Check that we don't send out to big frames. This is an unreliable
+        * Check that we don't send out too big frames. This is an unreliable
         * service, so we have no fragmentation and no coalescence
         */
        if (len > self->max_data_size) {
@@ -1640,7 +1642,7 @@ static int irda_sendmsg_ultra(struct kiocb *iocb, struct socket *sock,
        }
 
        /*
-        * Check that we don't send out to big frames. This is an unreliable
+        * Check that we don't send out too big frames. This is an unreliable
         * service, so we have no fragmentation and no coalescence
         */
        if (len > self->max_data_size) {
@@ -1821,13 +1823,26 @@ static int irda_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
                return -EINVAL;
        default:
                IRDA_DEBUG(1, "%s(), doing device ioctl!\n", __FUNCTION__);
-               return dev_ioctl(cmd, (void __user *) arg);
+               return -ENOIOCTLCMD;
        }
 
        /*NOTREACHED*/
        return 0;
 }
 
+#ifdef CONFIG_COMPAT
+/*
+ * Function irda_ioctl (sock, cmd, arg)
+ */
+static int irda_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
+{
+       /*
+        * All IRDA's ioctl are standard ones.
+        */
+       return -ENOIOCTLCMD;
+}
+#endif
+
 /*
  * Function irda_setsockopt (sock, level, optname, optval, optlen)
  *
@@ -2463,7 +2478,7 @@ static struct net_proto_family irda_family_ops = {
        .owner  = THIS_MODULE,
 };
 
-static struct proto_ops SOCKOPS_WRAPPED(irda_stream_ops) = {
+static const struct proto_ops SOCKOPS_WRAPPED(irda_stream_ops) = {
        .family =       PF_IRDA,
        .owner =        THIS_MODULE,
        .release =      irda_release,
@@ -2474,6 +2489,9 @@ static struct proto_ops SOCKOPS_WRAPPED(irda_stream_ops) = {
        .getname =      irda_getname,
        .poll =         irda_poll,
        .ioctl =        irda_ioctl,
+#ifdef CONFIG_COMPAT
+       .compat_ioctl = irda_compat_ioctl,
+#endif
        .listen =       irda_listen,
        .shutdown =     irda_shutdown,
        .setsockopt =   irda_setsockopt,
@@ -2484,7 +2502,7 @@ static struct proto_ops SOCKOPS_WRAPPED(irda_stream_ops) = {
        .sendpage =     sock_no_sendpage,
 };
 
-static struct proto_ops SOCKOPS_WRAPPED(irda_seqpacket_ops) = {
+static const struct proto_ops SOCKOPS_WRAPPED(irda_seqpacket_ops) = {
        .family =       PF_IRDA,
        .owner =        THIS_MODULE,
        .release =      irda_release,
@@ -2495,6 +2513,9 @@ static struct proto_ops SOCKOPS_WRAPPED(irda_seqpacket_ops) = {
        .getname =      irda_getname,
        .poll =         datagram_poll,
        .ioctl =        irda_ioctl,
+#ifdef CONFIG_COMPAT
+       .compat_ioctl = irda_compat_ioctl,
+#endif
        .listen =       irda_listen,
        .shutdown =     irda_shutdown,
        .setsockopt =   irda_setsockopt,
@@ -2505,7 +2526,7 @@ static struct proto_ops SOCKOPS_WRAPPED(irda_seqpacket_ops) = {
        .sendpage =     sock_no_sendpage,
 };
 
-static struct proto_ops SOCKOPS_WRAPPED(irda_dgram_ops) = {
+static const struct proto_ops SOCKOPS_WRAPPED(irda_dgram_ops) = {
        .family =       PF_IRDA,
        .owner =        THIS_MODULE,
        .release =      irda_release,
@@ -2516,6 +2537,9 @@ static struct proto_ops SOCKOPS_WRAPPED(irda_dgram_ops) = {
        .getname =      irda_getname,
        .poll =         datagram_poll,
        .ioctl =        irda_ioctl,
+#ifdef CONFIG_COMPAT
+       .compat_ioctl = irda_compat_ioctl,
+#endif
        .listen =       irda_listen,
        .shutdown =     irda_shutdown,
        .setsockopt =   irda_setsockopt,
@@ -2527,7 +2551,7 @@ static struct proto_ops SOCKOPS_WRAPPED(irda_dgram_ops) = {
 };
 
 #ifdef CONFIG_IRDA_ULTRA
-static struct proto_ops SOCKOPS_WRAPPED(irda_ultra_ops) = {
+static const struct proto_ops SOCKOPS_WRAPPED(irda_ultra_ops) = {
        .family =       PF_IRDA,
        .owner =        THIS_MODULE,
        .release =      irda_release,
@@ -2538,6 +2562,9 @@ static struct proto_ops SOCKOPS_WRAPPED(irda_ultra_ops) = {
        .getname =      irda_getname,
        .poll =         datagram_poll,
        .ioctl =        irda_ioctl,
+#ifdef CONFIG_COMPAT
+       .compat_ioctl = irda_compat_ioctl,
+#endif
        .listen =       sock_no_listen,
        .shutdown =     irda_shutdown,
        .setsockopt =   irda_setsockopt,