scsi: smartpqi: cleanup list initialization
authorKevin Barnett <kevin.barnett@microsemi.com>
Wed, 3 May 2017 23:55:37 +0000 (18:55 -0500)
committerMartin K. Petersen <martin.petersen@oracle.com>
Tue, 13 Jun 2017 00:48:04 +0000 (20:48 -0400)
Better initialization of linked list heads.

Reviewed-by: Scott Benesh <scott.benesh@microsemi.com>
Signed-off-by: Kevin Barnett <kevin.barnett@microsemi.com>
Signed-off-by: Don Brace <don.brace@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/smartpqi/smartpqi_init.c

index 56c416f39e3a28b6aee9e4c6751f3533227e54d1..21fbcf368af1b8cc802834fbc366313dc0ebaa7b 100644 (file)
@@ -1591,11 +1591,8 @@ static void pqi_update_device_list(struct pqi_ctrl_info *ctrl_info,
        struct pqi_scsi_dev *device;
        struct pqi_scsi_dev *next;
        struct pqi_scsi_dev *matching_device;
-       struct list_head add_list;
-       struct list_head delete_list;
-
-       INIT_LIST_HEAD(&add_list);
-       INIT_LIST_HEAD(&delete_list);
+       LIST_HEAD(add_list);
+       LIST_HEAD(delete_list);
 
        /*
         * The idea here is to do as little work as possible while holding the
@@ -1755,7 +1752,7 @@ static int pqi_update_scsi_devices(struct pqi_ctrl_info *ctrl_info)
 {
        int i;
        int rc;
-       struct list_head new_device_list_head;
+       LIST_HEAD(new_device_list_head);
        struct report_phys_lun_extended *physdev_list = NULL;
        struct report_log_lun_extended *logdev_list = NULL;
        struct report_phys_lun_extended_entry *phys_lun_ext_entry;
@@ -1773,8 +1770,6 @@ static int pqi_update_scsi_devices(struct pqi_ctrl_info *ctrl_info)
        static char *out_of_memory_msg =
                "failed to allocate memory, device discovery stopped";
 
-       INIT_LIST_HEAD(&new_device_list_head);
-
        rc = pqi_get_device_lists(ctrl_info, &physdev_list, &logdev_list);
        if (rc)
                goto out;