This patch changes kmalloc/memcpy to kmemdup.
It is also added error checking to return -ENOMEM if kmemdup is failed.
Signed-off-by: Chaehyun Lim <chaehyun.lim@xxxxxxxxx>
---
drivers/staging/wilc1000/host_interface.c | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index 79f3d9f..6518942 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -3398,20 +3398,23 @@ int wilc_set_join_req(struct wilc_vif *vif, u8 *bssid, const u8 *ssid,
msg.vif = vif;
if (bssid) {
- msg.body.con_info.bssid = kmalloc(6, GFP_KERNEL);
- memcpy(msg.body.con_info.bssid, bssid, 6);
+ msg.body.con_info.bssid = kmemdup(bssid, 6, GFP_KERNEL);
+ if (!msg.body.con_info.bssid)
+ return -ENOMEM;
}
if (ssid) {
msg.body.con_info.ssid_len = ssid_len;
- msg.body.con_info.ssid = kmalloc(ssid_len, GFP_KERNEL);
- memcpy(msg.body.con_info.ssid, ssid, ssid_len);
+ msg.body.con_info.ssid = kmemdup(ssid, ssid_len, GFP_KERNEL);
+ if (!msg.body.con_info.ssid)
+ return -ENOMEM;
}
if (ies) {
msg.body.con_info.ies_len = ies_len;
- msg.body.con_info.ies = kmalloc(ies_len, GFP_KERNEL);
- memcpy(msg.body.con_info.ies, ies, ies_len);
+ msg.body.con_info.ies = kmemdup(ies, ies_len, GFP_KERNEL);
+ if (!msg.body.con_info.ies)
+ return -ENOMEM;
}
if (hif_drv->hif_state < HOST_IF_CONNECTING)
hif_drv->hif_state = HOST_IF_CONNECTING;
--
2.6.4
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