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path: root/drivers/infiniband/hw/i40iw/i40iw_cm.c
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Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_cm.c')
-rw-r--r--drivers/infiniband/hw/i40iw/i40iw_cm.c26
1 files changed, 21 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_cm.c b/drivers/infiniband/hw/i40iw/i40iw_cm.c
index 7b2655128b9f..423818a7d333 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_cm.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_cm.c
@@ -57,6 +57,7 @@
#include <net/addrconf.h>
#include <net/ip6_route.h>
#include <net/ip_fib.h>
+#include <net/secure_seq.h>
#include <net/tcp.h>
#include <asm/checksum.h>
@@ -2164,7 +2165,6 @@ static struct i40iw_cm_node *i40iw_make_cm_node(
struct i40iw_cm_listener *listener)
{
struct i40iw_cm_node *cm_node;
- struct timespec ts;
int oldarpindex;
int arpindex;
struct net_device *netdev = iwdev->netdev;
@@ -2214,10 +2214,26 @@ static struct i40iw_cm_node *i40iw_make_cm_node(
cm_node->tcp_cntxt.rcv_wscale = I40IW_CM_DEFAULT_RCV_WND_SCALE;
cm_node->tcp_cntxt.rcv_wnd =
I40IW_CM_DEFAULT_RCV_WND_SCALED >> I40IW_CM_DEFAULT_RCV_WND_SCALE;
- ts = current_kernel_time();
- cm_node->tcp_cntxt.loc_seq_num = ts.tv_nsec;
- cm_node->tcp_cntxt.mss = (cm_node->ipv4) ? (iwdev->vsi.mtu - I40IW_MTU_TO_MSS_IPV4) :
- (iwdev->vsi.mtu - I40IW_MTU_TO_MSS_IPV6);
+ if (cm_node->ipv4) {
+ cm_node->tcp_cntxt.loc_seq_num = secure_tcp_seq(htonl(cm_node->loc_addr[0]),
+ htonl(cm_node->rem_addr[0]),
+ htons(cm_node->loc_port),
+ htons(cm_node->rem_port));
+ cm_node->tcp_cntxt.mss = iwdev->vsi.mtu - I40IW_MTU_TO_MSS_IPV4;
+ } else if (IS_ENABLED(CONFIG_IPV6)) {
+ __be32 loc[4] = {
+ htonl(cm_node->loc_addr[0]), htonl(cm_node->loc_addr[1]),
+ htonl(cm_node->loc_addr[2]), htonl(cm_node->loc_addr[3])
+ };
+ __be32 rem[4] = {
+ htonl(cm_node->rem_addr[0]), htonl(cm_node->rem_addr[1]),
+ htonl(cm_node->rem_addr[2]), htonl(cm_node->rem_addr[3])
+ };
+ cm_node->tcp_cntxt.loc_seq_num = secure_tcpv6_seq(loc, rem,
+ htons(cm_node->loc_port),
+ htons(cm_node->rem_port));
+ cm_node->tcp_cntxt.mss = iwdev->vsi.mtu - I40IW_MTU_TO_MSS_IPV6;
+ }
cm_node->iwdev = iwdev;
cm_node->dev = &iwdev->sc_dev;