[SCSI] qla2xxx: Correct vport delete bug.

Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 14325c0273369cad31653c682752bb7445d748cd..e54ab2f1079508f90577a85003d7ef5c30f6280b 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -2614,6 +2614,7 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
        port_id_t       wrap, nxt_d_id;
        struct qla_hw_data *ha = vha->hw;
        struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
+       struct scsi_qla_host *tvp;
 
        rval = QLA_SUCCESS;
 
@@ -2713,7 +2714,7 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
                /* Bypass virtual ports of the same host. */
                found = 0;
                if (ha->num_vhosts) {
-                       list_for_each_entry(vp, &ha->vp_list, list) {
+                       list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
                                if (new_fcport->d_id.b24 == vp->d_id.b24) {
                                        found = 1;
                                        break;
@@ -2836,6 +2837,7 @@ qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
        uint16_t first_loop_id;
        struct qla_hw_data *ha = vha->hw;
        struct scsi_qla_host *vp;
+       struct scsi_qla_host *tvp;
 
        rval = QLA_SUCCESS;
 
@@ -2860,7 +2862,7 @@ qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
                /* Check for loop ID being already in use. */
                found = 0;
                fcport = NULL;
-               list_for_each_entry(vp, &ha->vp_list, list) {
+               list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
                        list_for_each_entry(fcport, &vp->vp_fcports, list) {
                                if (fcport->loop_id == dev->loop_id &&
                                                                fcport != dev) {
@@ -3295,6 +3297,7 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
        uint8_t        status = 0;
        struct qla_hw_data *ha = vha->hw;
        struct scsi_qla_host *vp;
+       struct scsi_qla_host *tvp;
        struct req_que *req = ha->req_q_map[0];
 
        if (vha->flags.online) {
@@ -3310,7 +3313,7 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
                if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
                        atomic_set(&vha->loop_state, LOOP_DOWN);
                        qla2x00_mark_all_devices_lost(vha, 0);
-                       list_for_each_entry(vp, &ha->vp_list, list)
+                       list_for_each_entry_safe(vp, tvp, &ha->vp_list, list)
                               qla2x00_mark_all_devices_lost(vp, 0);
                } else {
                        if (!atomic_read(&vha->loop_down_timer))
@@ -3407,7 +3410,7 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
                DEBUG(printk(KERN_INFO
                                "qla2x00_abort_isp(%ld): succeeded.\n",
                                vha->host_no));
-               list_for_each_entry(vp, &ha->vp_list, list) {
+               list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
                        if (vp->vp_idx)
                                qla2x00_vp_abort_isp(vp);
                }

diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 4c7504cb3990490830e89c85edeea9df7bf004db..4aab7acf752550abf7942875df557c273ed0f0cc 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -2685,6 +2685,7 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
        uint16_t stat = le16_to_cpu(rptid_entry->vp_idx);
        struct qla_hw_data *ha = vha->hw;
        scsi_qla_host_t *vp;
+       scsi_qla_host_t *tvp;
 
        if (rptid_entry->entry_status != 0)
                return;
@@ -2710,7 +2711,7 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
                if (MSB(stat) == 1)
                        return;
 
-               list_for_each_entry(vp, &ha->vp_list, list)
+               list_for_each_entry_safe(vp, tvp, &ha->vp_list, list)
                        if (vp_idx == vp->vp_idx)
                                break;
                if (!vp)

diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 3f23932210c4231a38c7c8ccd9ccd77a85951e91..785c61279e6e47c582329f08e6ea47ca9a159c44 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -69,9 +69,10 @@ static scsi_qla_host_t *
 qla24xx_find_vhost_by_name(struct qla_hw_data *ha, uint8_t *port_name)
 {
        scsi_qla_host_t *vha;
+       struct scsi_qla_host *tvha;
 
        /* Locate matching device in database. */
-       list_for_each_entry(vha, &ha->vp_list, list) {
+       list_for_each_entry_safe(vha, tvha, &ha->vp_list, list) {
                if (!memcmp(port_name, vha->port_name, WWN_SIZE))
                        return vha;
        }
@@ -194,11 +195,11 @@ qla24xx_configure_vp(scsi_qla_host_t *vha)
 void
 qla2x00_alert_all_vps(struct rsp_que *rsp, uint16_t *mb)
 {
-       scsi_qla_host_t *vha;
+       scsi_qla_host_t *vha, *tvha;
        struct qla_hw_data *ha = rsp->hw;
        int i = 0;
 
-       list_for_each_entry(vha, &ha->vp_list, list) {
+       list_for_each_entry_safe(vha, tvha, &ha->vp_list, list) {
                if (vha->vp_idx) {
                        switch (mb[0]) {
                        case MBA_LIP_OCCURRED:
@@ -300,6 +301,7 @@ qla2x00_do_dpc_all_vps(scsi_qla_host_t *vha)
        int ret;
        struct qla_hw_data *ha = vha->hw;
        scsi_qla_host_t *vp;
+       struct scsi_qla_host *tvp;
 
        if (vha->vp_idx)
                return;
@@ -308,7 +310,7 @@ qla2x00_do_dpc_all_vps(scsi_qla_host_t *vha)
 
        clear_bit(VP_DPC_NEEDED, &vha->dpc_flags);
 
-       list_for_each_entry(vp, &ha->vp_list, list) {
+       list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
                if (vp->vp_idx)
                        ret = qla2x00_do_dpc_vp(vp);
        }