X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=net%2Fdecnet%2Fdn_route.c;h=743e9fcf7c5ae2f4697f5a796be7e69e319868ae;hb=782a6675119c76c071e74e2ddd98268f47770cba;hp=e172cf98d7fc3bdfda1831f06fed18fa20e097c6;hpb=ca94f26d2b2ee8ad76be617b35f846444fedc07b;p=firefly-linux-kernel-4.4.55.git

diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index e172cf98d7fc..743e9fcf7c5a 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -55,7 +55,6 @@
     GNU General Public License for more details.
 *******************************************************************************/
 
-#include <linux/config.h>
 #include <linux/errno.h>
 #include <linux/types.h>
 #include <linux/socket.h>
@@ -629,8 +628,7 @@ int dn_route_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type
 			padlen);
 
         if (flags & DN_RT_PKT_CNTL) {
-		if (unlikely(skb_is_nonlinear(skb)) &&
-		    skb_linearize(skb, GFP_ATOMIC) != 0)
+		if (unlikely(skb_linearize(skb)))
 			goto dump_it;
 
                 switch(flags & DN_RT_CNTL_MSK) {
@@ -927,8 +925,13 @@ static int dn_route_output_slow(struct dst_entry **pprt, const struct flowi *old
 		for(dev_out = dev_base; dev_out; dev_out = dev_out->next) {
 			if (!dev_out->dn_ptr)
 				continue;
-			if (dn_dev_islocal(dev_out, oldflp->fld_src))
-				break;
+			if (!dn_dev_islocal(dev_out, oldflp->fld_src))
+				continue;
+			if ((dev_out->flags & IFF_LOOPBACK) &&
+			    oldflp->fld_dst &&
+			    !dn_dev_islocal(dev_out, oldflp->fld_dst))
+				continue;
+			break;
 		}
 		read_unlock(&dev_base_lock);
 		if (dev_out == NULL)