X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fpci%2Fhotplug%2Fibmphp_ebda.c;h=05e4f5a1927ac38fa16e629151dcd676705c417d;hb=refs%2Fheads%2Fvserver;hp=aea1187c73ad3d0d9e8ddbc57284a8cb01d7462f;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/pci/hotplug/ibmphp_ebda.c b/drivers/pci/hotplug/ibmphp_ebda.c index aea1187c7..05e4f5a19 100644 --- a/drivers/pci/hotplug/ibmphp_ebda.c +++ b/drivers/pci/hotplug/ibmphp_ebda.c @@ -72,13 +72,7 @@ static int ebda_rio_table (void); static struct ebda_hpc_list * __init alloc_ebda_hpc_list (void) { - struct ebda_hpc_list *list; - - list = kmalloc (sizeof (struct ebda_hpc_list), GFP_KERNEL); - if (!list) - return NULL; - memset (list, 0, sizeof (*list)); - return list; + return kzalloc(sizeof(struct ebda_hpc_list), GFP_KERNEL); } static struct controller *alloc_ebda_hpc (u32 slot_count, u32 bus_count) @@ -87,21 +81,18 @@ static struct controller *alloc_ebda_hpc (u32 slot_count, u32 bus_count) struct ebda_hpc_slot *slots; struct ebda_hpc_bus *buses; - controller = kmalloc (sizeof (struct controller), GFP_KERNEL); + controller = kzalloc(sizeof(struct controller), GFP_KERNEL); if (!controller) goto error; - memset (controller, 0, sizeof (*controller)); - slots = kmalloc (sizeof (struct ebda_hpc_slot) * slot_count, GFP_KERNEL); + slots = kcalloc(slot_count, sizeof(struct ebda_hpc_slot), GFP_KERNEL); if (!slots) goto error_contr; - memset (slots, 0, sizeof (*slots) * slot_count); controller->slots = slots; - buses = kmalloc (sizeof (struct ebda_hpc_bus) * bus_count, GFP_KERNEL); + buses = kcalloc(bus_count, sizeof(struct ebda_hpc_bus), GFP_KERNEL); if (!buses) goto error_slots; - memset (buses, 0, sizeof (*buses) * bus_count); controller->buses = buses; return controller; @@ -122,24 +113,12 @@ static void free_ebda_hpc (struct controller *controller) static struct ebda_rsrc_list * __init alloc_ebda_rsrc_list (void) { - struct ebda_rsrc_list *list; - - list = kmalloc (sizeof (struct ebda_rsrc_list), GFP_KERNEL); - if (!list) - return NULL; - memset (list, 0, sizeof (*list)); - return list; + return kzalloc(sizeof(struct ebda_rsrc_list), GFP_KERNEL); } static struct ebda_pci_rsrc *alloc_ebda_pci_rsrc (void) { - struct ebda_pci_rsrc *resource; - - resource = kmalloc (sizeof (struct ebda_pci_rsrc), GFP_KERNEL); - if (!resource) - return NULL; - memset (resource, 0, sizeof (*resource)); - return resource; + return kzalloc(sizeof(struct ebda_pci_rsrc), GFP_KERNEL); } static void __init print_bus_info (void) @@ -390,10 +369,9 @@ int __init ibmphp_access_ebda (void) debug ("now enter io table ---\n"); debug ("rio blk id: %x\n", blk_id); - rio_table_ptr = kmalloc (sizeof (struct rio_table_hdr), GFP_KERNEL); + rio_table_ptr = kzalloc(sizeof(struct rio_table_hdr), GFP_KERNEL); if (!rio_table_ptr) return -ENOMEM; - memset (rio_table_ptr, 0, sizeof (struct rio_table_hdr) ); rio_table_ptr->ver_num = readb (io_mem + offset); rio_table_ptr->scal_count = readb (io_mem + offset + 1); rio_table_ptr->riodev_count = readb (io_mem + offset + 2); @@ -445,10 +423,9 @@ static int __init ebda_rio_table (void) // we do concern about rio details for (i = 0; i < rio_table_ptr->riodev_count; i++) { - rio_detail_ptr = kmalloc (sizeof (struct rio_detail), GFP_KERNEL); + rio_detail_ptr = kzalloc(sizeof(struct rio_detail), GFP_KERNEL); if (!rio_detail_ptr) return -ENOMEM; - memset (rio_detail_ptr, 0, sizeof (struct rio_detail)); rio_detail_ptr->rio_node_id = readb (io_mem + offset); rio_detail_ptr->bbar = readl (io_mem + offset + 1); rio_detail_ptr->rio_type = readb (io_mem + offset + 5); @@ -503,10 +480,9 @@ static int __init combine_wpg_for_chassis (void) rio_detail_ptr = list_entry (list_head_ptr, struct rio_detail, rio_detail_list); opt_rio_ptr = search_opt_vg (rio_detail_ptr->chassis_num); if (!opt_rio_ptr) { - opt_rio_ptr = (struct opt_rio *) kmalloc (sizeof (struct opt_rio), GFP_KERNEL); + opt_rio_ptr = kzalloc(sizeof(struct opt_rio), GFP_KERNEL); if (!opt_rio_ptr) return -ENOMEM; - memset (opt_rio_ptr, 0, sizeof (struct opt_rio)); opt_rio_ptr->rio_type = rio_detail_ptr->rio_type; opt_rio_ptr->chassis_num = rio_detail_ptr->chassis_num; opt_rio_ptr->first_slot_num = rio_detail_ptr->first_slot_num; @@ -546,10 +522,9 @@ static int combine_wpg_for_expansion (void) rio_detail_ptr = list_entry (list_head_ptr, struct rio_detail, rio_detail_list); opt_rio_lo_ptr = search_opt_lo (rio_detail_ptr->chassis_num); if (!opt_rio_lo_ptr) { - opt_rio_lo_ptr = (struct opt_rio_lo *) kmalloc (sizeof (struct opt_rio_lo), GFP_KERNEL); + opt_rio_lo_ptr = kzalloc(sizeof(struct opt_rio_lo), GFP_KERNEL); if (!opt_rio_lo_ptr) return -ENOMEM; - memset (opt_rio_lo_ptr, 0, sizeof (struct opt_rio_lo)); opt_rio_lo_ptr->rio_type = rio_detail_ptr->rio_type; opt_rio_lo_ptr->chassis_num = rio_detail_ptr->chassis_num; opt_rio_lo_ptr->first_slot_num = rio_detail_ptr->first_slot_num; @@ -842,12 +817,11 @@ static int __init ebda_rsrc_controller (void) bus_info_ptr2 = ibmphp_find_same_bus_num (slot_ptr->slot_bus_num); if (!bus_info_ptr2) { - bus_info_ptr1 = (struct bus_info *) kmalloc (sizeof (struct bus_info), GFP_KERNEL); + bus_info_ptr1 = kzalloc(sizeof(struct bus_info), GFP_KERNEL); if (!bus_info_ptr1) { rc = -ENOMEM; goto error_no_hp_slot; } - memset (bus_info_ptr1, 0, sizeof (struct bus_info)); bus_info_ptr1->slot_min = slot_ptr->slot_num; bus_info_ptr1->slot_max = slot_ptr->slot_num; bus_info_ptr1->slot_count += 1; @@ -946,19 +920,17 @@ static int __init ebda_rsrc_controller (void) // register slots with hpc core as well as create linked list of ibm slot for (index = 0; index < hpc_ptr->slot_count; index++) { - hp_slot_ptr = kmalloc(sizeof(*hp_slot_ptr), GFP_KERNEL); + hp_slot_ptr = kzalloc(sizeof(*hp_slot_ptr), GFP_KERNEL); if (!hp_slot_ptr) { rc = -ENOMEM; goto error_no_hp_slot; } - memset(hp_slot_ptr, 0, sizeof(*hp_slot_ptr)); - hp_slot_ptr->info = kmalloc (sizeof(struct hotplug_slot_info), GFP_KERNEL); + hp_slot_ptr->info = kzalloc(sizeof(struct hotplug_slot_info), GFP_KERNEL); if (!hp_slot_ptr->info) { rc = -ENOMEM; goto error_no_hp_info; } - memset(hp_slot_ptr->info, 0, sizeof(struct hotplug_slot_info)); hp_slot_ptr->name = kmalloc(30, GFP_KERNEL); if (!hp_slot_ptr->name) { @@ -966,14 +938,13 @@ static int __init ebda_rsrc_controller (void) goto error_no_hp_name; } - tmp_slot = kmalloc(sizeof(*tmp_slot), GFP_KERNEL); + tmp_slot = kzalloc(sizeof(*tmp_slot), GFP_KERNEL); if (!tmp_slot) { rc = -ENOMEM; goto error_no_slot; } - memset(tmp_slot, 0, sizeof(*tmp_slot)); - tmp_slot->flag = TRUE; + tmp_slot->flag = 1; tmp_slot->capabilities = hpc_ptr->slots[index].slot_cap; if ((hpc_ptr->slots[index].slot_cap & EBDA_SLOT_133_MAX) == EBDA_SLOT_133_MAX)