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Diffstat (limited to 'net/wireless/mlme.c')
-rw-r--r--net/wireless/mlme.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 5b9b221..097a87d 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -8,7 +8,9 @@
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/nl80211.h>
+#include <linux/wireless.h>
#include <net/cfg80211.h>
+#include <net/iw_handler.h>
#include "core.h"
#include "nl80211.h"
@@ -545,6 +547,12 @@ static int __cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev,
ASSERT_WDEV_LOCK(wdev);
+ if (wdev->sme_state != CFG80211_SME_CONNECTED)
+ return -ENOTCONN;
+
+ if (WARN_ON(!wdev->current_bss))
+ return -ENOTCONN;
+
memset(&req, 0, sizeof(req));
req.reason_code = reason;
req.ie = ie;