1 files changed, 15 insertions, 22 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index d95e2626d944..d4a1ec3bded5 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -116,6 +116,7 @@
 #include <linux/audit.h>
 #include <linux/dmaengine.h>
 #include <linux/err.h>
+#include <linux/ctype.h>
 
 /*
  *      The list of packet types we will receive (as opposed to discard)
@@ -632,14 +633,22 @@ struct net_device * dev_get_by_flags(unsigned short if_flags, unsigned short mas
  *      @name: name string
  *
  *      Network device names need to be valid file names to
- *      to allow sysfs to work
+ *      to allow sysfs to work.  We also disallow any kind of
+ *      whitespace.
  */
 int dev_valid_name(const char *name)
 {
-        return !(*name == '\0' 
-                 || !strcmp(name, ".")
-                 || !strcmp(name, "..")
-                 || strchr(name, '/'));
+        if (*name == '\0')
+                return 0;
+        if (!strcmp(name, ".") || !strcmp(name, ".."))
+                return 0;
+
+        while (*name) {
+                if (*name == '/' || isspace(*name))
+                        return 0;
+                name++;
+        }
+        return 1;
 }
 
 /**
@@ -1619,26 +1628,10 @@ static inline struct net_device *skb_bond(struct sk_buff *skb)
         struct net_device *dev = skb->dev;
 
         if (dev->master) {
-                /*
-                 * On bonding slaves other than the currently active
-                 * slave, suppress duplicates except for 802.3ad
-                 * ETH_P_SLOW and alb non-mcast/bcast.
-                 */
-                if (dev->priv_flags & IFF_SLAVE_INACTIVE) {
-                        if (dev->master->priv_flags & IFF_MASTER_ALB) {
-                                if (skb->pkt_type != PACKET_BROADCAST &&
-                                    skb->pkt_type != PACKET_MULTICAST)
-                                        goto keep;
-                        }
-
-                        if (dev->master->priv_flags & IFF_MASTER_8023AD &&
-                            skb->protocol == __constant_htons(ETH_P_SLOW))
-                                goto keep;
-                
+                if (skb_bond_should_drop(skb)) {
                         kfree_skb(skb);
                         return NULL;
                 }
-keep:
                 skb->dev = dev->master;
         }