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path: root/drivers/staging/vt6656/iwctl.c
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Diffstat (limited to 'drivers/staging/vt6656/iwctl.c')
-rw-r--r--drivers/staging/vt6656/iwctl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/staging/vt6656/iwctl.c b/drivers/staging/vt6656/iwctl.c
index d0cf7d8a20e5..8872e0f84f40 100644
--- a/drivers/staging/vt6656/iwctl.c
+++ b/drivers/staging/vt6656/iwctl.c
@@ -1634,6 +1634,9 @@ int iwctl_siwencodeext(struct net_device *dev, struct iw_request_info *info,
if (pMgmt == NULL)
return -EFAULT;
+ if (!(pDevice->flags & DEVICE_FLAGS_OPENED))
+ return -ENODEV;
+
buf = kzalloc(sizeof(struct viawget_wpa_param), GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;