Commit 8ab8c592 authored by Chaehyun Lim's avatar Chaehyun Lim Committed by Greg Kroah-Hartman
Browse files

staging: wilc1000: use kmemdup in host_int_add_ptk 



This patch changes kmalloc followed by memcpy to kmemdup
The error checking is also added when kmemdup is failed.

Signed-off-by: default avatarChaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 53bbbb57

drivers/staging/wilc1000/host_interface.c

+3 −2
Original line number Diff line number Diff line
@@ -3239,8 +3239,9 @@ int host_int_add_ptk(struct host_if_drv *hif_drv, const u8 *ptk, 
	if (mode == STATION_MODE)

		msg.body.key_info.action = ADDKEY;



	msg.body.key_info.attr.wpa.key = kmalloc(ptk_key_len, GFP_KERNEL);

	memcpy(msg.body.key_info.attr.wpa.key, ptk, ptk_key_len);

	msg.body.key_info.attr.wpa.key = kmemdup(ptk, ptk_key_len, GFP_KERNEL);

	if (!msg.body.key_info.attr.wpa.key)

		return -ENOMEM;



	if (rx_mic) {

		memcpy(msg.body.key_info.attr.wpa.key + 16, rx_mic, RX_MIC_KEY_LEN);