diff options
| author | Varun Prakash <varun@chelsio.com> | 2016-09-13 18:53:58 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-09-16 03:49:19 +0300 |
| commit | 95554761d1db54f7c058cc0ed389282ce7361999 (patch) | |
| tree | 8e7e3dff132cc78a3d67e14d2fda7dc4ecb5f8f9 /drivers/net/ethernet/chelsio | |
| parent | 804c2f3e36ef60e6f50e6101ae06b02fbaa14b9a (diff) | |
| download | linux-95554761d1db54f7c058cc0ed389282ce7361999.tar.xz | |
libcxgb,iw_cxgb4,cxgbit: add cxgb_find_route6()
Add cxgb_find_route6() in libcxgb_cm.c to remove
it's duplicate definitions from cxgb4/cm.c and
cxgbit/cxgbit_cm.c.
Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio')
| -rw-r--r-- | drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c | 33 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h | 4 |
2 files changed, 37 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c index a31841247954..0f0de5b63622 100644 --- a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c +++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c @@ -33,6 +33,7 @@ #include <linux/tcp.h> #include <linux/ipv6.h> #include <net/route.h> +#include <net/ip6_route.h> #include "libcxgb_cm.h" @@ -114,3 +115,35 @@ cxgb_find_route(struct cxgb4_lld_info *lldi, return &rt->dst; } EXPORT_SYMBOL(cxgb_find_route); + +struct dst_entry * +cxgb_find_route6(struct cxgb4_lld_info *lldi, + struct net_device *(*get_real_dev)(struct net_device *), + __u8 *local_ip, __u8 *peer_ip, __be16 local_port, + __be16 peer_port, u8 tos, __u32 sin6_scope_id) +{ + struct dst_entry *dst = NULL; + + if (IS_ENABLED(CONFIG_IPV6)) { + struct flowi6 fl6; + + memset(&fl6, 0, sizeof(fl6)); + memcpy(&fl6.daddr, peer_ip, 16); + memcpy(&fl6.saddr, local_ip, 16); + if (ipv6_addr_type(&fl6.daddr) & IPV6_ADDR_LINKLOCAL) + fl6.flowi6_oif = sin6_scope_id; + dst = ip6_route_output(&init_net, NULL, &fl6); + if (!dst) + goto out; + if (!cxgb_our_interface(lldi, get_real_dev, + ip6_dst_idev(dst)->dev) && + !(ip6_dst_idev(dst)->dev->flags & IFF_LOOPBACK)) { + dst_release(dst); + dst = NULL; + } + } + +out: + return dst; +} +EXPORT_SYMBOL(cxgb_find_route6); diff --git a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h index fe69161288e5..c4df04a4a323 100644 --- a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h +++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h @@ -43,4 +43,8 @@ struct dst_entry * cxgb_find_route(struct cxgb4_lld_info *, struct net_device *(*)(struct net_device *), __be32, __be32, __be16, __be16, u8); +struct dst_entry * +cxgb_find_route6(struct cxgb4_lld_info *, + struct net_device *(*)(struct net_device *), + __u8 *, __u8 *, __be16, __be16, u8, __u32); #endif |