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authorYueHaibing <yuehaibing@huawei.com>2018-09-27 06:52:21 +0000
committerBjorn Helgaas <bhelgaas@google.com>2018-10-02 16:04:40 -0500
commit74171e9dab62bd9ab616c1a8f9f1c13af71f4f5d (patch)
treea9c82bcc1f3f9e4936a45ad6f5eb93b01533651f /drivers
parent37f1c5868e457386950e7e27212bfdcd9f77f302 (diff)
PCI: pnv_php: Use kmemdup()
Use kmemdup() rather than duplicating its implementation. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/pci/hotplug/pnv_php.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/pci/hotplug/pnv_php.c b/drivers/pci/hotplug/pnv_php.c
index 5070620a4f9f..ee54f5bacad1 100644
--- a/drivers/pci/hotplug/pnv_php.c
+++ b/drivers/pci/hotplug/pnv_php.c
@@ -275,14 +275,13 @@ static int pnv_php_add_devtree(struct pnv_php_slot *php_slot)
goto free_fdt1;
}
- fdt = kzalloc(fdt_totalsize(fdt1), GFP_KERNEL);
+ fdt = kmemdup(fdt1, fdt_totalsize(fdt1), GFP_KERNEL);
if (!fdt) {
ret = -ENOMEM;
goto free_fdt1;
}
/* Unflatten device tree blob */
- memcpy(fdt, fdt1, fdt_totalsize(fdt1));
dt = of_fdt_unflatten_tree(fdt, php_slot->dn, NULL);
if (!dt) {
ret = -EINVAL;