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path: root/drivers/pci/hotplug/ibmphp_pci.c
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Diffstat (limited to 'drivers/pci/hotplug/ibmphp_pci.c')
-rw-r--r--drivers/pci/hotplug/ibmphp_pci.c63
1 files changed, 21 insertions, 42 deletions
diff --git a/drivers/pci/hotplug/ibmphp_pci.c b/drivers/pci/hotplug/ibmphp_pci.c
index 155133fe5c1..97753ddcd85 100644
--- a/drivers/pci/hotplug/ibmphp_pci.c
+++ b/drivers/pci/hotplug/ibmphp_pci.c
@@ -164,12 +164,11 @@ int ibmphp_configure_card (struct pci_func *func, u8 slotno)
cleanup_count = 6;
goto error;
}
- newfunc = kmalloc(sizeof(*newfunc), GFP_KERNEL);
+ newfunc = kzalloc(sizeof(*newfunc), GFP_KERNEL);
if (!newfunc) {
err ("out of system memory\n");
return -ENOMEM;
}
- memset (newfunc, 0, sizeof (struct pci_func));
newfunc->busno = cur_func->busno;
newfunc->device = device;
cur_func->next = newfunc;
@@ -203,12 +202,11 @@ int ibmphp_configure_card (struct pci_func *func, u8 slotno)
flag = FALSE;
for (i = 0; i < 32; i++) {
if (func->devices[i]) {
- newfunc = kmalloc(sizeof(*newfunc), GFP_KERNEL);
+ newfunc = kzalloc(sizeof(*newfunc), GFP_KERNEL);
if (!newfunc) {
err ("out of system memory\n");
return -ENOMEM;
}
- memset (newfunc, 0, sizeof (struct pci_func));
newfunc->busno = sec_number;
newfunc->device = (u8) i;
for (j = 0; j < 4; j++)
@@ -232,12 +230,11 @@ int ibmphp_configure_card (struct pci_func *func, u8 slotno)
}
}
- newfunc = kmalloc(sizeof(*newfunc), GFP_KERNEL);
+ newfunc = kzalloc(sizeof(*newfunc), GFP_KERNEL);
if (!newfunc) {
err ("out of system memory\n");
return -ENOMEM;
}
- memset (newfunc, 0, sizeof (struct pci_func));
newfunc->busno = cur_func->busno;
newfunc->device = device;
for (j = 0; j < 4; j++)
@@ -279,12 +276,11 @@ int ibmphp_configure_card (struct pci_func *func, u8 slotno)
for (i = 0; i < 32; i++) {
if (func->devices[i]) {
debug ("inside for loop, device is %x\n", i);
- newfunc = kmalloc(sizeof(*newfunc), GFP_KERNEL);
+ newfunc = kzalloc(sizeof(*newfunc), GFP_KERNEL);
if (!newfunc) {
err (" out of system memory\n");
return -ENOMEM;
}
- memset (newfunc, 0, sizeof (struct pci_func));
newfunc->busno = sec_number;
newfunc->device = (u8) i;
for (j = 0; j < 4; j++)
@@ -405,13 +401,12 @@ static int configure_device (struct pci_func *func)
debug ("len[count] in IO %x, count %d\n", len[count], count);
- io[count] = kmalloc (sizeof (struct resource_node), GFP_KERNEL);
+ io[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!io[count]) {
err ("out of system memory\n");
return -ENOMEM;
}
- memset (io[count], 0, sizeof (struct resource_node));
io[count]->type = IO;
io[count]->busno = func->busno;
io[count]->devfunc = PCI_DEVFN(func->device, func->function);
@@ -444,12 +439,11 @@ static int configure_device (struct pci_func *func)
debug ("len[count] in PFMEM %x, count %d\n", len[count], count);
- pfmem[count] = kmalloc (sizeof (struct resource_node), GFP_KERNEL);
+ pfmem[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!pfmem[count]) {
err ("out of system memory\n");
return -ENOMEM;
}
- memset (pfmem[count], 0, sizeof (struct resource_node));
pfmem[count]->type = PFMEM;
pfmem[count]->busno = func->busno;
pfmem[count]->devfunc = PCI_DEVFN(func->device,
@@ -460,13 +454,12 @@ static int configure_device (struct pci_func *func)
ibmphp_add_resource (pfmem[count]);
func->pfmem[count] = pfmem[count];
} else {
- mem_tmp = kmalloc(sizeof(*mem_tmp), GFP_KERNEL);
+ mem_tmp = kzalloc(sizeof(*mem_tmp), GFP_KERNEL);
if (!mem_tmp) {
err ("out of system memory\n");
kfree (pfmem[count]);
return -ENOMEM;
}
- memset (mem_tmp, 0, sizeof (struct resource_node));
mem_tmp->type = MEM;
mem_tmp->busno = pfmem[count]->busno;
mem_tmp->devfunc = pfmem[count]->devfunc;
@@ -512,12 +505,11 @@ static int configure_device (struct pci_func *func)
debug ("len[count] in Mem %x, count %d\n", len[count], count);
- mem[count] = kmalloc (sizeof (struct resource_node), GFP_KERNEL);
+ mem[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!mem[count]) {
err ("out of system memory\n");
return -ENOMEM;
}
- memset (mem[count], 0, sizeof (struct resource_node));
mem[count]->type = MEM;
mem[count]->busno = func->busno;
mem[count]->devfunc = PCI_DEVFN(func->device,
@@ -677,14 +669,13 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
debug ("len[count] in IO = %x\n", len[count]);
- bus_io[count] = kmalloc (sizeof (struct resource_node), GFP_KERNEL);
+ bus_io[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!bus_io[count]) {
err ("out of system memory\n");
retval = -ENOMEM;
goto error;
}
- memset (bus_io[count], 0, sizeof (struct resource_node));
bus_io[count]->type = IO;
bus_io[count]->busno = func->busno;
bus_io[count]->devfunc = PCI_DEVFN(func->device,
@@ -711,13 +702,12 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
debug ("len[count] in PFMEM = %x\n", len[count]);
- bus_pfmem[count] = kmalloc (sizeof (struct resource_node), GFP_KERNEL);
+ bus_pfmem[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!bus_pfmem[count]) {
err ("out of system memory\n");
retval = -ENOMEM;
goto error;
}
- memset (bus_pfmem[count], 0, sizeof (struct resource_node));
bus_pfmem[count]->type = PFMEM;
bus_pfmem[count]->busno = func->busno;
bus_pfmem[count]->devfunc = PCI_DEVFN(func->device,
@@ -728,13 +718,12 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
ibmphp_add_resource (bus_pfmem[count]);
func->pfmem[count] = bus_pfmem[count];
} else {
- mem_tmp = kmalloc(sizeof(*mem_tmp), GFP_KERNEL);
+ mem_tmp = kzalloc(sizeof(*mem_tmp), GFP_KERNEL);
if (!mem_tmp) {
err ("out of system memory\n");
retval = -ENOMEM;
goto error;
}
- memset (mem_tmp, 0, sizeof (struct resource_node));
mem_tmp->type = MEM;
mem_tmp->busno = bus_pfmem[count]->busno;
mem_tmp->devfunc = bus_pfmem[count]->devfunc;
@@ -770,13 +759,12 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
debug ("len[count] in Memory is %x\n", len[count]);
- bus_mem[count] = kmalloc (sizeof (struct resource_node), GFP_KERNEL);
+ bus_mem[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!bus_mem[count]) {
err ("out of system memory\n");
retval = -ENOMEM;
goto error;
}
- memset (bus_mem[count], 0, sizeof (struct resource_node));
bus_mem[count]->type = MEM;
bus_mem[count]->busno = func->busno;
bus_mem[count]->devfunc = PCI_DEVFN(func->device,
@@ -841,14 +829,13 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
flag_io = TRUE;
} else {
debug ("it wants %x IO behind the bridge\n", amount_needed->io);
- io = kmalloc(sizeof(*io), GFP_KERNEL);
+ io = kzalloc(sizeof(*io), GFP_KERNEL);
if (!io) {
err ("out of system memory\n");
retval = -ENOMEM;
goto error;
}
- memset (io, 0, sizeof (struct resource_node));
io->type = IO;
io->busno = func->busno;
io->devfunc = PCI_DEVFN(func->device, func->function);
@@ -865,13 +852,12 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
flag_mem = TRUE;
} else {
debug ("it wants %x memory behind the bridge\n", amount_needed->mem);
- mem = kmalloc(sizeof(*mem), GFP_KERNEL);
+ mem = kzalloc(sizeof(*mem), GFP_KERNEL);
if (!mem) {
err ("out of system memory\n");
retval = -ENOMEM;
goto error;
}
- memset (mem, 0, sizeof (struct resource_node));
mem->type = MEM;
mem->busno = func->busno;
mem->devfunc = PCI_DEVFN(func->device, func->function);
@@ -888,13 +874,12 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
flag_pfmem = TRUE;
} else {
debug ("it wants %x pfmemory behind the bridge\n", amount_needed->pfmem);
- pfmem = kmalloc(sizeof(*pfmem), GFP_KERNEL);
+ pfmem = kzalloc(sizeof(*pfmem), GFP_KERNEL);
if (!pfmem) {
err ("out of system memory\n");
retval = -ENOMEM;
goto error;
}
- memset (pfmem, 0, sizeof (struct resource_node));
pfmem->type = PFMEM;
pfmem->busno = func->busno;
pfmem->devfunc = PCI_DEVFN(func->device, func->function);
@@ -904,13 +889,12 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
ibmphp_add_resource (pfmem);
flag_pfmem = TRUE;
} else {
- mem_tmp = kmalloc(sizeof(*mem_tmp), GFP_KERNEL);
+ mem_tmp = kzalloc(sizeof(*mem_tmp), GFP_KERNEL);
if (!mem_tmp) {
err ("out of system memory\n");
retval = -ENOMEM;
goto error;
}
- memset (mem_tmp, 0, sizeof (struct resource_node));
mem_tmp->type = MEM;
mem_tmp->busno = pfmem->busno;
mem_tmp->devfunc = pfmem->devfunc;
@@ -936,13 +920,12 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
*/
bus = ibmphp_find_res_bus (sec_number);
if (!bus) {
- bus = kmalloc(sizeof(*bus), GFP_KERNEL);
+ bus = kzalloc(sizeof(*bus), GFP_KERNEL);
if (!bus) {
err ("out of system memory\n");
retval = -ENOMEM;
goto error;
}
- memset (bus, 0, sizeof (struct bus_node));
bus->busno = sec_number;
debug ("b4 adding new bus\n");
rc = add_new_bus (bus, io, mem, pfmem, func->busno);
@@ -1111,10 +1094,9 @@ static struct res_needed *scan_behind_bridge (struct pci_func * func, u8 busno)
};
struct res_needed *amount;
- amount = kmalloc(sizeof(*amount), GFP_KERNEL);
+ amount = kzalloc(sizeof(*amount), GFP_KERNEL);
if (amount == NULL)
return NULL;
- memset (amount, 0, sizeof (struct res_needed));
ibmphp_pci_bus->number = busno;
@@ -1672,12 +1654,11 @@ static int add_new_bus (struct bus_node *bus, struct resource_node *io, struct r
list_add (&bus->bus_list, &cur_bus->bus_list);
}
if (io) {
- io_range = kmalloc(sizeof(*io_range), GFP_KERNEL);
+ io_range = kzalloc(sizeof(*io_range), GFP_KERNEL);
if (!io_range) {
err ("out of system memory\n");
return -ENOMEM;
}
- memset (io_range, 0, sizeof (struct range_node));
io_range->start = io->start;
io_range->end = io->end;
io_range->rangeno = 1;
@@ -1685,12 +1666,11 @@ static int add_new_bus (struct bus_node *bus, struct resource_node *io, struct r
bus->rangeIO = io_range;
}
if (mem) {
- mem_range = kmalloc(sizeof(*mem_range), GFP_KERNEL);
+ mem_range = kzalloc(sizeof(*mem_range), GFP_KERNEL);
if (!mem_range) {
err ("out of system memory\n");
return -ENOMEM;
}
- memset (mem_range, 0, sizeof (struct range_node));
mem_range->start = mem->start;
mem_range->end = mem->end;
mem_range->rangeno = 1;
@@ -1698,12 +1678,11 @@ static int add_new_bus (struct bus_node *bus, struct resource_node *io, struct r
bus->rangeMem = mem_range;
}
if (pfmem) {
- pfmem_range = kmalloc(sizeof(*pfmem_range), GFP_KERNEL);
+ pfmem_range = kzalloc(sizeof(*pfmem_range), GFP_KERNEL);
if (!pfmem_range) {
err ("out of system memory\n");
return -ENOMEM;
}
- memset (pfmem_range, 0, sizeof (struct range_node));
pfmem_range->start = pfmem->start;
pfmem_range->end = pfmem->end;
pfmem_range->rangeno = 1;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-27 00:16:59 +0000