[PATCH -next] PCI: hotplug: Use kmemdup rather than duplicating its implementation in pnv_php_add_devtree()
From: YueHaibing <hidden>
Date: 2018-09-27 06:43:34
Also in:
kernel-janitors, linux-pci
Subsystem:
linux for powerpc (32-bit and 64-bit), pci subsystem, the rest · Maintainers:
Madhavan Srinivasan, Bjorn Helgaas, Linus Torvalds
Use kmemdup rather than duplicating its implementation Signed-off-by: YueHaibing <redacted> --- drivers/pci/hotplug/pnv_php.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/pci/hotplug/pnv_php.c b/drivers/pci/hotplug/pnv_php.c
index 5070620..ee54f5b 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;