s390/qeth: use __ipa_cmd() for casting an IPA cmd buffer

"s390/qeth: fix SETIP command handling" introduced a new helper, apply
it driver-wide.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index c8b308cfabf11b3bab0ba260d7e41b1e141be9e2..d4cb0eea06b68da865b1e1149c925af1c8d07df8 100644 (file)
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -2951,12 +2951,10 @@ struct qeth_cmd_buffer *qeth_get_ipacmd_buffer(struct qeth_card *card,
                enum qeth_ipa_cmds ipacmd, enum qeth_prot_versions prot)
 {
        struct qeth_cmd_buffer *iob;
-       struct qeth_ipa_cmd *cmd;
 
        iob = qeth_get_buffer(&card->write);
        if (iob) {
-               cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
-               qeth_fill_ipacmd_header(card, cmd, ipacmd, prot);
+               qeth_fill_ipacmd_header(card, __ipa_cmd(iob), ipacmd, prot);
        } else {
                dev_warn(&card->gdev->dev,
                         "The qeth driver ran out of channel command buffers\n");
@@ -3067,7 +3065,7 @@ static struct qeth_cmd_buffer *qeth_get_adapter_cmd(struct qeth_card *card,
        iob = qeth_get_ipacmd_buffer(card, IPA_CMD_SETADAPTERPARMS,
                                     QETH_PROT_IPV4);
        if (iob) {
-               cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+               cmd = __ipa_cmd(iob);
                cmd->data.setadapterparms.hdr.cmdlength = cmdlen;
                cmd->data.setadapterparms.hdr.command_code = command;
                cmd->data.setadapterparms.hdr.used_total = 1;
@@ -3209,7 +3207,7 @@ static int qeth_query_setdiagass(struct qeth_card *card)
        iob = qeth_get_ipacmd_buffer(card, IPA_CMD_SET_DIAG_ASS, 0);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.diagass.subcmd_len = 16;
        cmd->data.diagass.subcmd = QETH_DIAGS_CMD_QUERY;
        return qeth_send_ipa_cmd(card, iob, qeth_query_setdiagass_cb, NULL);
@@ -3262,7 +3260,7 @@ int qeth_hw_trap(struct qeth_card *card, enum qeth_diags_trap_action action)
        iob = qeth_get_ipacmd_buffer(card, IPA_CMD_SET_DIAG_ASS, 0);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.diagass.subcmd_len = 80;
        cmd->data.diagass.subcmd = QETH_DIAGS_CMD_TRAP;
        cmd->data.diagass.type = 1;
@@ -4240,7 +4238,7 @@ void qeth_setadp_promisc_mode(struct qeth_card *card)
                        sizeof(struct qeth_ipacmd_setadpparms_hdr) + 8);
        if (!iob)
                return;
-       cmd = (struct qeth_ipa_cmd *)(iob->data + IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.setadapterparms.data.mode = mode;
        qeth_send_ipa_cmd(card, iob, qeth_setadp_promisc_mode_cb, NULL);
 }
@@ -4307,7 +4305,7 @@ int qeth_setadpparms_change_macaddr(struct qeth_card *card)
                                   sizeof(struct qeth_change_addr));
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.setadapterparms.data.change_addr.cmd = CHANGE_ADDR_READ_MAC;
        cmd->data.setadapterparms.data.change_addr.addr_size = ETH_ALEN;
        ether_addr_copy(cmd->data.setadapterparms.data.change_addr.addr,
@@ -4422,7 +4420,7 @@ static int qeth_setadpparms_set_access_ctrl(struct qeth_card *card,
                                   sizeof(struct qeth_set_access_ctrl));
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        access_ctrl_req = &cmd->data.setadapterparms.data.set_access_ctrl;
        access_ctrl_req->subcmd_code = isolation;
 
@@ -4668,7 +4666,7 @@ static int qeth_snmp_command(struct qeth_card *card, char __user *udata)
                rc = -ENOMEM;
                goto out;
        }
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        memcpy(&cmd->data.setadapterparms.data.snmp, &ureq->cmd, req_len);
        rc = qeth_send_ipa_snmp_cmd(card, iob, QETH_SETADP_BASE_LEN + req_len,
                                    qeth_snmp_command_cb, (void *)&qinfo);
@@ -4753,7 +4751,7 @@ static int qeth_query_oat_command(struct qeth_card *card, char __user *udata)
                rc = -ENOMEM;
                goto out_free;
        }
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        oat_req = &cmd->data.setadapterparms.data.query_oat;
        oat_req->subcmd_code = oat_data.command;
 
@@ -5494,7 +5492,7 @@ struct qeth_cmd_buffer *qeth_get_setassparms_cmd(struct qeth_card *card,
        iob = qeth_get_ipacmd_buffer(card, IPA_CMD_SETASSPARMS, prot);
 
        if (iob) {
-               cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+               cmd = __ipa_cmd(iob);
                cmd->data.setassparms.hdr.assist_no = ipa_func;
                cmd->data.setassparms.hdr.length = 8 + len;
                cmd->data.setassparms.hdr.command_code = cmd_code;
@@ -5517,7 +5515,7 @@ int qeth_send_setassparms(struct qeth_card *card,
 
        QETH_CARD_TEXT(card, 4, "sendassp");
 
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        if (len <= sizeof(__u32))
                cmd->data.setassparms.data.flags_32bit = (__u32) data;
        else   /* (len > sizeof(__u32)) */

diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index 7f236440483f2ca6fdc82caf5d21b649f8434471..1cd583b69eaa34d8fc071b260c5a2e9cc05aa279 100644 (file)
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -108,7 +108,7 @@ static int qeth_l2_send_setdelmac(struct qeth_card *card, __u8 *mac,
        iob = qeth_get_ipacmd_buffer(card, ipacmd, QETH_PROT_IPV4);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.setdelmac.mac_length = ETH_ALEN;
        ether_addr_copy(cmd->data.setdelmac.mac, mac);
        return qeth_setdelmac_makerc(card, qeth_send_ipa_cmd(card, iob,
@@ -305,7 +305,7 @@ static int qeth_l2_send_setdelvlan(struct qeth_card *card, __u16 i,
        iob = qeth_get_ipacmd_buffer(card, ipacmd, QETH_PROT_IPV4);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.setdelvlan.vlan_id = i;
        return qeth_setdelvlan_makerc(card, qeth_send_ipa_cmd(card, iob,
                                            qeth_l2_send_setdelvlan_cb, NULL));
@@ -1374,7 +1374,6 @@ int qeth_osn_assist(struct net_device *dev, void *data, int data_len)
 {
        struct qeth_cmd_buffer *iob;
        struct qeth_card *card;
-       int rc;
 
        if (!dev)
                return -ENODEV;
@@ -1385,9 +1384,8 @@ int qeth_osn_assist(struct net_device *dev, void *data, int data_len)
        if (!qeth_card_hw_is_reachable(card))
                return -ENODEV;
        iob = qeth_wait_for_buffer(&card->write);
-       memcpy(iob->data+IPA_PDU_HEADER_SIZE, data, data_len);
-       rc = qeth_osn_send_ipa_cmd(card, iob, data_len);
-       return rc;
+       memcpy(__ipa_cmd(iob), data, data_len);
+       return qeth_osn_send_ipa_cmd(card, iob, data_len);
 }
 EXPORT_SYMBOL(qeth_osn_assist);
 
@@ -1764,7 +1762,7 @@ static struct qeth_cmd_buffer *qeth_sbp_build_cmd(struct qeth_card *card,
        iob = qeth_get_ipacmd_buffer(card, ipa_cmd, 0);
        if (!iob)
                return iob;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.sbp.hdr.cmdlength = sizeof(struct qeth_ipacmd_sbp_hdr) +
                                      cmd_length;
        cmd->data.sbp.hdr.command_code = sbp_cmd;
@@ -2129,7 +2127,7 @@ static int qeth_l2_vnicc_request(struct qeth_card *card,
                return -ENOMEM;
 
        /* create header for request */
-       cmd = (struct qeth_ipa_cmd *)(iob->data + IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        req = &cmd->data.vnicc;
 
        /* create sub command header for request */

diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 962a04b68dd2038c207b0e61381addcc57f853f3..e5f11cd64fece775eb2759628ed1692d037cd55e 100644 (file)
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -352,7 +352,7 @@ static int qeth_l3_send_setdelmc(struct qeth_card *card,
        iob = qeth_get_ipacmd_buffer(card, ipacmd, addr->proto);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        ether_addr_copy(cmd->data.setdelipm.mac, addr->mac);
        if (addr->proto == QETH_PROT_IPV6)
                memcpy(cmd->data.setdelipm.ip6, &addr->u.a6.addr,
@@ -393,7 +393,7 @@ static int qeth_l3_send_setdelip(struct qeth_card *card,
        iob = qeth_get_ipacmd_buffer(card, ipacmd, addr->proto);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        if (addr->proto == QETH_PROT_IPV6) {
                memcpy(cmd->data.setdelip6.ip_addr, &addr->u.a6.addr,
                       sizeof(struct in6_addr));
@@ -423,7 +423,7 @@ static int qeth_l3_send_setrouting(struct qeth_card *card,
        iob = qeth_get_ipacmd_buffer(card, IPA_CMD_SETRTG, prot);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.setrtg.type = (type);
        rc = qeth_send_ipa_cmd(card, iob, NULL, NULL);
 
@@ -1072,7 +1072,7 @@ static int qeth_l3_iqd_read_initial_mac(struct qeth_card *card)
                                     QETH_PROT_IPV6);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        *((__u16 *) &cmd->data.create_destroy_addr.unique_id[6]) =
                        card->info.unique_id;
 
@@ -1117,7 +1117,7 @@ static int qeth_l3_get_unique_id(struct qeth_card *card)
                                     QETH_PROT_IPV6);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        *((__u16 *) &cmd->data.create_destroy_addr.unique_id[6]) =
                        card->info.unique_id;
 
@@ -1193,7 +1193,7 @@ qeth_diags_trace(struct qeth_card *card, enum qeth_diags_trace_cmds diags_cmd)
        iob = qeth_get_ipacmd_buffer(card, IPA_CMD_SET_DIAG_ASS, 0);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.diagass.subcmd_len = 16;
        cmd->data.diagass.subcmd = QETH_DIAGS_CMD_TRACE;
        cmd->data.diagass.type = QETH_DIAGS_TYPE_HIPERSOCKET;
@@ -2004,7 +2004,7 @@ static int qeth_l3_query_arp_cache_info(struct qeth_card *card,
                                       prot);
        if (!iob)
                return -ENOMEM;
-       cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+       cmd = __ipa_cmd(iob);
        cmd->data.setassparms.data.query_arp.request_bits = 0x000F;
        cmd->data.setassparms.data.query_arp.reply_bits = 0;
        cmd->data.setassparms.data.query_arp.no_entries = 0;