From 45003a1e251a9777a55ab46bc49f6ddf747f7f94 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Thu, 9 Feb 2017 15:45:42 +0000 Subject: [PATCH] w1: ds2490: use kmemdup rather than duplicating its implementation Use kmemdup rather than duplicating its implementation. Generated by: scripts/coccinelle/api/memdup.cocci Signed-off-by: Wei Yongjun Acked-by: Maciej S. Szmigiero Signed-off-by: Greg Kroah-Hartman --- drivers/w1/masters/ds2490.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/w1/masters/ds2490.c b/drivers/w1/masters/ds2490.c index 59d74d1b47a8..be77b7914fad 100644 --- a/drivers/w1/masters/ds2490.c +++ b/drivers/w1/masters/ds2490.c @@ -909,11 +909,10 @@ static void ds9490r_write_block(void *data, const u8 *buf, int len) if (len <= 0) return; - tbuf = kmalloc(len, GFP_KERNEL); + tbuf = kmemdup(buf, len, GFP_KERNEL); if (!tbuf) return; - memcpy(tbuf, buf, len); ds_write_block(dev, tbuf, len); kfree(tbuf); -- 2.20.1