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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.c76
1 files changed, 21 insertions, 55 deletions
diff --git a/drivers/pci/hotplug/ibmphp_pci.c b/drivers/pci/hotplug/ibmphp_pci.c
index 25edd0b1..e22d023 100644
--- a/drivers/pci/hotplug/ibmphp_pci.c
+++ b/drivers/pci/hotplug/ibmphp_pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* IBM Hot Plug Controller Driver
*
@@ -8,21 +9,6 @@
*
* All rights reserved.
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
- * NON INFRINGEMENT. See the GNU General Public License for more
- * details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
* Send feedback to <gregkh@us.ibm.com>
*
*/
@@ -167,10 +153,9 @@ int ibmphp_configure_card(struct pci_func *func, u8 slotno)
goto error;
}
newfunc = kzalloc(sizeof(*newfunc), GFP_KERNEL);
- if (!newfunc) {
- err("out of system memory\n");
+ if (!newfunc)
return -ENOMEM;
- }
+
newfunc->busno = cur_func->busno;
newfunc->device = device;
cur_func->next = newfunc;
@@ -205,10 +190,9 @@ int ibmphp_configure_card(struct pci_func *func, u8 slotno)
for (i = 0; i < 32; i++) {
if (func->devices[i]) {
newfunc = kzalloc(sizeof(*newfunc), GFP_KERNEL);
- if (!newfunc) {
- err("out of system memory\n");
+ if (!newfunc)
return -ENOMEM;
- }
+
newfunc->busno = sec_number;
newfunc->device = (u8) i;
for (j = 0; j < 4; j++)
@@ -233,10 +217,9 @@ int ibmphp_configure_card(struct pci_func *func, u8 slotno)
}
newfunc = kzalloc(sizeof(*newfunc), GFP_KERNEL);
- if (!newfunc) {
- err("out of system memory\n");
+ if (!newfunc)
return -ENOMEM;
- }
+
newfunc->busno = cur_func->busno;
newfunc->device = device;
for (j = 0; j < 4; j++)
@@ -279,10 +262,9 @@ int ibmphp_configure_card(struct pci_func *func, u8 slotno)
if (func->devices[i]) {
debug("inside for loop, device is %x\n", i);
newfunc = kzalloc(sizeof(*newfunc), GFP_KERNEL);
- if (!newfunc) {
- err(" out of system memory\n");
+ if (!newfunc)
return -ENOMEM;
- }
+
newfunc->busno = sec_number;
newfunc->device = (u8) i;
for (j = 0; j < 4; j++)
@@ -405,10 +387,9 @@ static int configure_device(struct pci_func *func)
io[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
- if (!io[count]) {
- err("out of system memory\n");
+ if (!io[count])
return -ENOMEM;
- }
+
io[count]->type = IO;
io[count]->busno = func->busno;
io[count]->devfunc = PCI_DEVFN(func->device, func->function);
@@ -442,10 +423,9 @@ static int configure_device(struct pci_func *func)
debug("len[count] in PFMEM %x, count %d\n", len[count], count);
pfmem[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
- if (!pfmem[count]) {
- err("out of system memory\n");
+ if (!pfmem[count])
return -ENOMEM;
- }
+
pfmem[count]->type = PFMEM;
pfmem[count]->busno = func->busno;
pfmem[count]->devfunc = PCI_DEVFN(func->device,
@@ -458,7 +438,6 @@ static int configure_device(struct pci_func *func)
} else {
mem_tmp = kzalloc(sizeof(*mem_tmp), GFP_KERNEL);
if (!mem_tmp) {
- err("out of system memory\n");
kfree(pfmem[count]);
return -ENOMEM;
}
@@ -508,10 +487,9 @@ static int configure_device(struct pci_func *func)
debug("len[count] in Mem %x, count %d\n", len[count], count);
mem[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
- if (!mem[count]) {
- err("out of system memory\n");
+ if (!mem[count])
return -ENOMEM;
- }
+
mem[count]->type = MEM;
mem[count]->busno = func->busno;
mem[count]->devfunc = PCI_DEVFN(func->device,
@@ -674,7 +652,6 @@ static int configure_bridge(struct pci_func **func_passed, u8 slotno)
bus_io[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!bus_io[count]) {
- err("out of system memory\n");
retval = -ENOMEM;
goto error;
}
@@ -706,7 +683,6 @@ static int configure_bridge(struct pci_func **func_passed, u8 slotno)
bus_pfmem[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!bus_pfmem[count]) {
- err("out of system memory\n");
retval = -ENOMEM;
goto error;
}
@@ -722,7 +698,6 @@ static int configure_bridge(struct pci_func **func_passed, u8 slotno)
} else {
mem_tmp = kzalloc(sizeof(*mem_tmp), GFP_KERNEL);
if (!mem_tmp) {
- err("out of system memory\n");
retval = -ENOMEM;
goto error;
}
@@ -763,7 +738,6 @@ static int configure_bridge(struct pci_func **func_passed, u8 slotno)
bus_mem[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!bus_mem[count]) {
- err("out of system memory\n");
retval = -ENOMEM;
goto error;
}
@@ -834,7 +808,6 @@ static int configure_bridge(struct pci_func **func_passed, u8 slotno)
io = kzalloc(sizeof(*io), GFP_KERNEL);
if (!io) {
- err("out of system memory\n");
retval = -ENOMEM;
goto error;
}
@@ -856,7 +829,6 @@ static int configure_bridge(struct pci_func **func_passed, u8 slotno)
debug("it wants %x memory behind the bridge\n", amount_needed->mem);
mem = kzalloc(sizeof(*mem), GFP_KERNEL);
if (!mem) {
- err("out of system memory\n");
retval = -ENOMEM;
goto error;
}
@@ -878,7 +850,6 @@ static int configure_bridge(struct pci_func **func_passed, u8 slotno)
debug("it wants %x pfmemory behind the bridge\n", amount_needed->pfmem);
pfmem = kzalloc(sizeof(*pfmem), GFP_KERNEL);
if (!pfmem) {
- err("out of system memory\n");
retval = -ENOMEM;
goto error;
}
@@ -893,7 +864,6 @@ static int configure_bridge(struct pci_func **func_passed, u8 slotno)
} else {
mem_tmp = kzalloc(sizeof(*mem_tmp), GFP_KERNEL);
if (!mem_tmp) {
- err("out of system memory\n");
retval = -ENOMEM;
goto error;
}
@@ -924,7 +894,6 @@ static int configure_bridge(struct pci_func **func_passed, u8 slotno)
if (!bus) {
bus = kzalloc(sizeof(*bus), GFP_KERNEL);
if (!bus) {
- err("out of system memory\n");
retval = -ENOMEM;
goto error;
}
@@ -1652,10 +1621,9 @@ static int add_new_bus(struct bus_node *bus, struct resource_node *io, struct re
}
if (io) {
io_range = kzalloc(sizeof(*io_range), GFP_KERNEL);
- if (!io_range) {
- err("out of system memory\n");
+ if (!io_range)
return -ENOMEM;
- }
+
io_range->start = io->start;
io_range->end = io->end;
io_range->rangeno = 1;
@@ -1664,10 +1632,9 @@ static int add_new_bus(struct bus_node *bus, struct resource_node *io, struct re
}
if (mem) {
mem_range = kzalloc(sizeof(*mem_range), GFP_KERNEL);
- if (!mem_range) {
- err("out of system memory\n");
+ if (!mem_range)
return -ENOMEM;
- }
+
mem_range->start = mem->start;
mem_range->end = mem->end;
mem_range->rangeno = 1;
@@ -1676,10 +1643,9 @@ static int add_new_bus(struct bus_node *bus, struct resource_node *io, struct re
}
if (pfmem) {
pfmem_range = kzalloc(sizeof(*pfmem_range), GFP_KERNEL);
- if (!pfmem_range) {
- err("out of system memory\n");
+ if (!pfmem_range)
return -ENOMEM;
- }
+
pfmem_range->start = pfmem->start;
pfmem_range->end = pfmem->end;
pfmem_range->rangeno = 1;
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