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Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/cnic.c37
1 files changed, 13 insertions, 24 deletions
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 45584442a35c..0defe61d5bf3 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -2860,8 +2860,8 @@ static int cnic_get_route(struct cnic_sock *csk, struct cnic_sockaddr *saddr)
2860{ 2860{
2861 struct cnic_dev *dev = csk->dev; 2861 struct cnic_dev *dev = csk->dev;
2862 struct cnic_local *cp = dev->cnic_priv; 2862 struct cnic_local *cp = dev->cnic_priv;
2863 int is_v6, err, rc = -ENETUNREACH; 2863 int is_v6, rc = 0;
2864 struct dst_entry *dst; 2864 struct dst_entry *dst = NULL;
2865 struct net_device *realdev; 2865 struct net_device *realdev;
2866 u32 local_port; 2866 u32 local_port;
2867 2867
@@ -2877,39 +2877,31 @@ static int cnic_get_route(struct cnic_sock *csk, struct cnic_sockaddr *saddr)
2877 clear_bit(SK_F_IPV6, &csk->flags); 2877 clear_bit(SK_F_IPV6, &csk->flags);
2878 2878
2879 if (is_v6) { 2879 if (is_v6) {
2880#if defined(CONFIG_IPV6) || (defined(CONFIG_IPV6_MODULE) && defined(MODULE))
2881 set_bit(SK_F_IPV6, &csk->flags); 2880 set_bit(SK_F_IPV6, &csk->flags);
2882 err = cnic_get_v6_route(&saddr->remote.v6, &dst); 2881 cnic_get_v6_route(&saddr->remote.v6, &dst);
2883 if (err)
2884 return err;
2885
2886 if (!dst || dst->error || !dst->dev)
2887 goto err_out;
2888 2882
2889 memcpy(&csk->dst_ip[0], &saddr->remote.v6.sin6_addr, 2883 memcpy(&csk->dst_ip[0], &saddr->remote.v6.sin6_addr,
2890 sizeof(struct in6_addr)); 2884 sizeof(struct in6_addr));
2891 csk->dst_port = saddr->remote.v6.sin6_port; 2885 csk->dst_port = saddr->remote.v6.sin6_port;
2892 local_port = saddr->local.v6.sin6_port; 2886 local_port = saddr->local.v6.sin6_port;
2893#else
2894 return rc;
2895#endif
2896 2887
2897 } else { 2888 } else {
2898 err = cnic_get_v4_route(&saddr->remote.v4, &dst); 2889 cnic_get_v4_route(&saddr->remote.v4, &dst);
2899 if (err)
2900 return err;
2901
2902 if (!dst || dst->error || !dst->dev)
2903 goto err_out;
2904 2890
2905 csk->dst_ip[0] = saddr->remote.v4.sin_addr.s_addr; 2891 csk->dst_ip[0] = saddr->remote.v4.sin_addr.s_addr;
2906 csk->dst_port = saddr->remote.v4.sin_port; 2892 csk->dst_port = saddr->remote.v4.sin_port;
2907 local_port = saddr->local.v4.sin_port; 2893 local_port = saddr->local.v4.sin_port;
2908 } 2894 }
2909 2895
2910 csk->vlan_id = cnic_get_vlan(dst->dev, &realdev); 2896 csk->vlan_id = 0;
2911 if (realdev != dev->netdev) 2897 csk->mtu = dev->netdev->mtu;
2912 goto err_out; 2898 if (dst && dst->dev) {
2899 u16 vlan = cnic_get_vlan(dst->dev, &realdev);
2900 if (realdev == dev->netdev) {
2901 csk->vlan_id = vlan;
2902 csk->mtu = dst_mtu(dst);
2903 }
2904 }
2913 2905
2914 if (local_port >= CNIC_LOCAL_PORT_MIN && 2906 if (local_port >= CNIC_LOCAL_PORT_MIN &&
2915 local_port < CNIC_LOCAL_PORT_MAX) { 2907 local_port < CNIC_LOCAL_PORT_MAX) {
@@ -2927,9 +2919,6 @@ static int cnic_get_route(struct cnic_sock *csk, struct cnic_sockaddr *saddr)
2927 } 2919 }
2928 csk->src_port = local_port; 2920 csk->src_port = local_port;
2929 2921
2930 csk->mtu = dst_mtu(dst);
2931 rc = 0;
2932
2933err_out: 2922err_out:
2934 dst_release(dst); 2923 dst_release(dst);
2935 return rc; 2924 return rc;