[ATM]: always return the first interface for ATM_ITF_ANY

From: Mitchell Blank Jr <mitch@sfgoth.com>
Signed-off-by: Chas Williams <chas@cmf.nrl.navy.mil>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 10 insertions, 20 deletions

diff --git a/net/atm/common.c b/net/atm/common.c
index 63feea49fb13..83454e12317d 100644
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -423,33 +423,23 @@ int vcc_connect(struct socket *sock, int itf, short vpi, int vci)
         if (vcc->qos.txtp.traffic_class == ATM_ANYCLASS ||
             vcc->qos.rxtp.traffic_class == ATM_ANYCLASS)
                 return -EINVAL;
-        if (itf != ATM_ITF_ANY) {
+        if (likely(itf != ATM_ITF_ANY)) {
                 dev = atm_dev_lookup(itf);
-                if (!dev)
-                        return -ENODEV;
-                error = __vcc_connect(vcc, dev, vpi, vci);
-                if (error) {
-                        atm_dev_put(dev);
-                        return error;
-                }
         } else {
-                struct list_head *p, *next;
-
                 dev = NULL;
                 spin_lock(&atm_dev_lock);
-                list_for_each_safe(p, next, &atm_devs) {
-                        dev = list_entry(p, struct atm_dev, dev_list);
+                if (!list_empty(&atm_devs)) {
+                        dev = list_entry(atm_devs.next, struct atm_dev, dev_list);
                         atm_dev_hold(dev);
-                        spin_unlock(&atm_dev_lock);
-                        if (!__vcc_connect(vcc, dev, vpi, vci))
-                                break;
-                        atm_dev_put(dev);
-                        dev = NULL;
-                        spin_lock(&atm_dev_lock);
                 }
                 spin_unlock(&atm_dev_lock);
-                if (!dev)
-                        return -ENODEV;
+        }
+        if (!dev)
+                return -ENODEV;
+        error = __vcc_connect(vcc, dev, vpi, vci);
+        if (error) {
+                atm_dev_put(dev);
+                return error;
         }
         if (vpi == ATM_VPI_UNSPEC || vci == ATM_VCI_UNSPEC)
                 set_bit(ATM_VF_PARTIAL,&vcc->flags);