diff options
Diffstat (limited to 'drivers/infiniband/ulp/srpt/ib_srpt.c')
| -rw-r--r-- | drivers/infiniband/ulp/srpt/ib_srpt.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c index 6f5a4d66eacc..e4c1446699a9 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -524,6 +524,15 @@ err: ib_free_recv_mad(mad_wc); } +static int srpt_format_guid(char *buf, unsigned int size, const __be64 *guid) +{ + const __be16 *g = (const __be16 *)guid; + + return snprintf(buf, size, "%04x:%04x:%04x:%04x", + be16_to_cpu(g[0]), be16_to_cpu(g[1]), + be16_to_cpu(g[2]), be16_to_cpu(g[3])); +} + /** * srpt_refresh_port - configure a HCA port * @sport: SRPT HCA port. @@ -539,7 +548,6 @@ static int srpt_refresh_port(struct srpt_port *sport) struct ib_mad_reg_req reg_req; struct ib_port_modify port_modify; struct ib_port_attr port_attr; - __be16 *guid; int ret; memset(&port_modify, 0, sizeof(port_modify)); @@ -563,11 +571,8 @@ static int srpt_refresh_port(struct srpt_port *sport) goto err_query_port; sport->port_guid_wwn.priv = sport; - guid = (__be16 *)&sport->gid.global.interface_id; - snprintf(sport->port_guid, sizeof(sport->port_guid), - "%04x:%04x:%04x:%04x", - be16_to_cpu(guid[0]), be16_to_cpu(guid[1]), - be16_to_cpu(guid[2]), be16_to_cpu(guid[3])); + srpt_format_guid(sport->port_guid, sizeof(sport->port_guid), + &sport->gid.global.interface_id); sport->port_gid_wwn.priv = sport; snprintf(sport->port_gid, sizeof(sport->port_gid), "0x%016llx%016llx", @@ -1998,7 +2003,6 @@ static int srpt_cm_req_recv(struct ib_cm_id *cm_id, struct srp_login_rej *rej; struct ib_cm_rep_param *rep_param; struct srpt_rdma_ch *ch, *tmp_ch; - __be16 *guid; u32 it_iu_len; int i, ret = 0; @@ -2150,10 +2154,8 @@ static int srpt_cm_req_recv(struct ib_cm_id *cm_id, goto destroy_ib; } - guid = (__be16 *)¶m->primary_path->dgid.global.interface_id; - snprintf(ch->ini_guid, sizeof(ch->ini_guid), "%04x:%04x:%04x:%04x", - be16_to_cpu(guid[0]), be16_to_cpu(guid[1]), - be16_to_cpu(guid[2]), be16_to_cpu(guid[3])); + srpt_format_guid(ch->ini_guid, sizeof(ch->ini_guid), + ¶m->primary_path->dgid.global.interface_id); snprintf(ch->sess_name, sizeof(ch->sess_name), "0x%016llx%016llx", be64_to_cpu(*(__be64 *)ch->i_port_id), be64_to_cpu(*(__be64 *)(ch->i_port_id + 8))); |