Merge remote-tracking branches 'asoc/topic/ac97', 'asoc/topic/ac97-mfd', 'asoc/topic...

[mirror_ubuntu-focal-kernel.git] / drivers / s390 / scsi / zfcp_erp.c

diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index 37408f5f81ce84e5f4f598069bbc417edff71469..cbb8156bf5e0c4979896b3f1edd8004c93837cfb 100644 (file)
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * zfcp device driver
  *
@@ -193,9 +194,8 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, u32 act_status,
                atomic_or(ZFCP_STATUS_COMMON_ERP_INUSE,
                                &zfcp_sdev->status);
                erp_action = &zfcp_sdev->erp_action;
-               memset(erp_action, 0, sizeof(struct zfcp_erp_action));
-               erp_action->port = port;
-               erp_action->sdev = sdev;
+               WARN_ON_ONCE(erp_action->port != port);
+               WARN_ON_ONCE(erp_action->sdev != sdev);
                if (!(atomic_read(&zfcp_sdev->status) &
                      ZFCP_STATUS_COMMON_RUNNING))
                        act_status |= ZFCP_STATUS_ERP_CLOSE_ONLY;
@@ -208,8 +208,8 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, u32 act_status,
                zfcp_erp_action_dismiss_port(port);
                atomic_or(ZFCP_STATUS_COMMON_ERP_INUSE, &port->status);
                erp_action = &port->erp_action;
-               memset(erp_action, 0, sizeof(struct zfcp_erp_action));
-               erp_action->port = port;
+               WARN_ON_ONCE(erp_action->port != port);
+               WARN_ON_ONCE(erp_action->sdev != NULL);
                if (!(atomic_read(&port->status) & ZFCP_STATUS_COMMON_RUNNING))
                        act_status |= ZFCP_STATUS_ERP_CLOSE_ONLY;
                break;
@@ -219,7 +219,8 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, u32 act_status,
                zfcp_erp_action_dismiss_adapter(adapter);
                atomic_or(ZFCP_STATUS_COMMON_ERP_INUSE, &adapter->status);
                erp_action = &adapter->erp_action;
-               memset(erp_action, 0, sizeof(struct zfcp_erp_action));
+               WARN_ON_ONCE(erp_action->port != NULL);
+               WARN_ON_ONCE(erp_action->sdev != NULL);
                if (!(atomic_read(&adapter->status) &
                      ZFCP_STATUS_COMMON_RUNNING))
                        act_status |= ZFCP_STATUS_ERP_CLOSE_ONLY;
@@ -229,7 +230,11 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, u32 act_status,
                return NULL;
        }
 
-       erp_action->adapter = adapter;
+       WARN_ON_ONCE(erp_action->adapter != adapter);
+       memset(&erp_action->list, 0, sizeof(erp_action->list));
+       memset(&erp_action->timer, 0, sizeof(erp_action->timer));
+       erp_action->step = ZFCP_ERP_STEP_UNINITIALIZED;
+       erp_action->fsf_req_id = 0;
        erp_action->action = need;
        erp_action->status = act_status;