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 2f94804..290c27a 100644 (file)
--- 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;
        }