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path: root/drivers/staging/ks7010/ks_wlan_net.c
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Diffstat (limited to 'drivers/staging/ks7010/ks_wlan_net.c')
-rw-r--r--drivers/staging/ks7010/ks_wlan_net.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/staging/ks7010/ks_wlan_net.c b/drivers/staging/ks7010/ks_wlan_net.c
index dc09cc6e1c47..09e7b4cd0138 100644
--- a/drivers/staging/ks7010/ks_wlan_net.c
+++ b/drivers/staging/ks7010/ks_wlan_net.c
@@ -1120,6 +1120,7 @@ static int ks_wlan_set_scan(struct net_device *dev,
{
struct ks_wlan_private *priv = netdev_priv(dev);
struct iw_scan_req *req = NULL;
+ int len;
if (priv->sleep_mode == SLP_SLEEP)
return -EPERM;
@@ -1129,8 +1130,9 @@ static int ks_wlan_set_scan(struct net_device *dev,
if (wrqu->data.length == sizeof(struct iw_scan_req) &&
wrqu->data.flags & IW_SCAN_THIS_ESSID) {
req = (struct iw_scan_req *)extra;
- priv->scan_ssid_len = req->essid_len;
- memcpy(priv->scan_ssid, req->essid, priv->scan_ssid_len);
+ len = min_t(int, req->essid_len, IW_ESSID_MAX_SIZE);
+ priv->scan_ssid_len = len;
+ memcpy(priv->scan_ssid, req->essid, len);
} else {
priv->scan_ssid_len = 0;
}