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-rw-r--r--net/smc/af_smc.c17
-rw-r--r--net/smc/smc_clc.h1
-rw-r--r--net/smc/smc_pnet.c5
3 files changed, 7 insertions, 16 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index fa97144690e0..f27a596b2624 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -1188,26 +1188,12 @@ static int smc_listen_ism_init(struct smc_sock *new_smc,
struct smc_clc_msg_proposal *pclc,
struct smc_init_info *ini)
{
- struct smc_clc_msg_smcd *pclc_smcd;
int rc;
- pclc_smcd = smc_get_clc_msg_smcd(pclc);
- ini->ism_peer_gid = pclc_smcd->gid;
rc = smc_conn_create(new_smc, ini);
if (rc)
return rc;
- /* Check if peer can be reached via ISM device */
- if (smc_ism_cantalk(new_smc->conn.lgr->peer_gid,
- new_smc->conn.lgr->vlan_id,
- new_smc->conn.lgr->smcd)) {
- if (ini->first_contact_local)
- smc_lgr_cleanup_early(&new_smc->conn);
- else
- smc_conn_free(&new_smc->conn);
- return SMC_CLC_DECL_SMCDNOTALK;
- }
-
/* Create send and receive buffers */
rc = smc_buf_create(new_smc, true);
if (rc) {
@@ -1338,7 +1324,10 @@ static void smc_listen_work(struct work_struct *work)
/* check if ISM is available */
if (pclc->hdr.path == SMC_TYPE_D || pclc->hdr.path == SMC_TYPE_B) {
+ struct smc_clc_msg_smcd *pclc_smcd = smc_get_clc_msg_smcd(pclc);
+
ini.is_smcd = true; /* prepare ISM check */
+ ini.ism_peer_gid = pclc_smcd->gid;
rc = smc_find_ism_device(new_smc, &ini);
if (!rc)
rc = smc_listen_ism_init(new_smc, pclc, &ini);
diff --git a/net/smc/smc_clc.h b/net/smc/smc_clc.h
index fda474e91f95..fcd8521c7737 100644
--- a/net/smc/smc_clc.h
+++ b/net/smc/smc_clc.h
@@ -37,7 +37,6 @@
#define SMC_CLC_DECL_NOSMCDEV 0x03030000 /* no SMC device found (R or D) */
#define SMC_CLC_DECL_NOSMCDDEV 0x03030001 /* no SMC-D device found */
#define SMC_CLC_DECL_NOSMCRDEV 0x03030002 /* no SMC-R device found */
-#define SMC_CLC_DECL_SMCDNOTALK 0x03030003 /* SMC-D dev can't talk to peer */
#define SMC_CLC_DECL_MODEUNSUPP 0x03040000 /* smc modes do not match (R or D)*/
#define SMC_CLC_DECL_RMBE_EC 0x03050000 /* peer has eyecatcher in RMBE */
#define SMC_CLC_DECL_OPTUNSUPP 0x03060000 /* fastopen sockopt not supported */
diff --git a/net/smc/smc_pnet.c b/net/smc/smc_pnet.c
index 30e5fac7034e..70684c49510e 100644
--- a/net/smc/smc_pnet.c
+++ b/net/smc/smc_pnet.c
@@ -928,7 +928,10 @@ static void smc_pnet_find_ism_by_pnetid(struct net_device *ndev,
mutex_lock(&smcd_dev_list.mutex);
list_for_each_entry(ismdev, &smcd_dev_list.list, list) {
if (smc_pnet_match(ismdev->pnetid, ndev_pnetid) &&
- !ismdev->going_away) {
+ !ismdev->going_away &&
+ (!ini->ism_peer_gid ||
+ !smc_ism_cantalk(ini->ism_peer_gid, ini->vlan_id,
+ ismdev))) {
ini->ism_dev = ismdev;
break;
}