diff options
| -rw-r--r-- | drivers/staging/vt6656/ioctl.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/staging/vt6656/ioctl.c b/drivers/staging/vt6656/ioctl.c index 2cde4f0c0469..49390026dea3 100644 --- a/drivers/staging/vt6656/ioctl.c +++ b/drivers/staging/vt6656/ioctl.c @@ -81,6 +81,8 @@ int private_ioctl(PSDevice pDevice, struct ifreq *rq) } pItemSSID = (PWLAN_IE_SSID)sScanCmd.ssid; + if (pItemSSID->len > WLAN_SSID_MAXLEN + 1) + return -EINVAL; if (pItemSSID->len != 0) { memset(abyScanSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1); memcpy(abyScanSSID, pItemSSID, pItemSSID->len + WLAN_IEHDR_LEN); @@ -155,6 +157,8 @@ int private_ioctl(PSDevice pDevice, struct ifreq *rq) } pItemSSID = (PWLAN_IE_SSID)sJoinCmd.ssid; + if (pItemSSID->len > WLAN_SSID_MAXLEN + 1) + return -EINVAL; memset(pMgmt->abyDesireSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1); memcpy(pMgmt->abyDesireSSID, pItemSSID, pItemSSID->len + WLAN_IEHDR_LEN); if (sJoinCmd.wBSSType == ADHOC) { @@ -476,6 +480,8 @@ int private_ioctl(PSDevice pDevice, struct ifreq *rq) } pItemSSID = (PWLAN_IE_SSID)sStartAPCmd.ssid; + if (pItemSSID->len > WLAN_SSID_MAXLEN + 1) + return -EINVAL; memset(pMgmt->abyDesireSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1); memcpy(pMgmt->abyDesireSSID, pItemSSID, pItemSSID->len + WLAN_IEHDR_LEN); |