MIPS: ath79: Use kmemdup rather than duplicating its implementation
The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.
Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3483/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/ath79/dev-gpio-buttons.c b/arch/mips/ath79/dev-gpio-buttons.c
index 4b0168a..366b35f 100644
--- a/arch/mips/ath79/dev-gpio-buttons.c
+++ b/arch/mips/ath79/dev-gpio-buttons.c
@@ -25,12 +25,10 @@
struct gpio_keys_button *p;
int err;
- p = kmalloc(nbuttons * sizeof(*p), GFP_KERNEL);
+ p = kmemdup(buttons, nbuttons * sizeof(*p), GFP_KERNEL);
if (!p)
return;
- memcpy(p, buttons, nbuttons * sizeof(*p));
-
pdev = platform_device_alloc("gpio-keys-polled", id);
if (!pdev)
goto err_free_buttons;