From: Chaehyun Lim <chaehyun.lim@gmail.com>
Date: Sun, 3 Jan 2016 08:35:47 +0000 (+0900)
Subject: staging: wilc1000: use kmemdup in wilc_edit_station
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1ae82d1ab0adf01fc3b049d375ccdf9c878085e0;p=linux-beck.git

staging: wilc1000: use kmemdup in wilc_edit_station

This patch replaces kmalloc followed by memcpy with kmemdup.

Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index 2f94804e28a0..290c27aa0184 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -4372,13 +4372,11 @@ int wilc_edit_station(struct wilc_vif *vif,
 
 	memcpy(add_sta_info, sta_param, sizeof(struct add_sta_param));
 	if (add_sta_info->rates_len > 0) {
-		u8 *rates = kmalloc(add_sta_info->rates_len, GFP_KERNEL);
-
+		u8 *rates = kmemdup(sta_param->rates,
+				    add_sta_info->rates_len,
+				    GFP_KERNEL);
 		if (!rates)
 			return -ENOMEM;
-
-		memcpy(rates, sta_param->rates,
-		       add_sta_info->rates_len);
 		add_sta_info->rates = rates;
 	}