ovs-bugtool: Add an OVSDB snapshot to ovs-bugtool output.

[openvswitch] / datapath / datapath.c

diff --git a/datapath/datapath.c b/datapath/datapath.c
index 566aeed6e5dc3d10cc62d2512f1f03cd6035d4b4..d1493445721ce3a40109b5923744a935e8666731 100644 (file)
--- a/datapath/datapath.c
+++ b/datapath/datapath.c
@@ -54,8 +54,8 @@
 #include "vport-internal_dev.h"
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) || \
-    LINUX_VERSION_CODE > KERNEL_VERSION(2,6,39)
-#error Kernels before 2.6.18 or after 2.6.39 are not supported by this version of Open vSwitch.
+    LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)
+#error Kernels before 2.6.18 or after 3.0 are not supported by this version of Open vSwitch.
 #endif
 
 int (*dp_ioctl_hook)(struct net_device *dev, struct ifreq *rq, int cmd);
@@ -289,7 +289,7 @@ void dp_process_received_packet(struct vport *p, struct sk_buff *skb)
                }
 
                if (is_frag && dp->drop_frags) {
-                       kfree_skb(skb);
+                       consume_skb(skb);
                        stats_counter_off = offsetof(struct dp_stats_percpu, n_frags);
                        goto out;
                }
@@ -406,12 +406,13 @@ int dp_upcall(struct datapath *dp, struct sk_buff *skb, const struct dp_upcall_i
        if (skb_is_gso(skb)) {
                struct sk_buff *nskb = skb_gso_segment(skb, NETIF_F_SG | NETIF_F_HW_CSUM);
                
-               kfree_skb(skb);
-               skb = nskb;
-               if (IS_ERR(skb)) {
-                       err = PTR_ERR(skb);
+               if (IS_ERR(nskb)) {
+                       kfree_skb(skb);
+                       err = PTR_ERR(nskb);
                        goto err;
                }
+               consume_skb(skb);
+               skb = nskb;
        }
 
        err = queue_control_packets(dp, skb, upcall_info);
@@ -506,7 +507,7 @@ static int queue_control_packets(struct datapath *dp, struct sk_buff *skb,
                if (err)
                        goto err_kfree_skbs;
 
-               kfree_skb(skb);
+               consume_skb(skb);
                skb = nskb;
        } while (skb);
        return 0;