This patch changes kmalloc followed by memcpy to kmemdup
The error checking is also added when kmemdup is failed.
Signed-off-by: Chaehyun Lim <chaehyun....@gmail.com>
---
drivers/staging/wilc1000/host_interface.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/wilc1000/host_interface.c
b/drivers/staging/wilc1000/host_interface.c
index dd7e8ed..18623c7 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -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);
--
2.6.3
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