ath9k: deny new interface addtion on IBSS mode

The present check denies the IBSS interface addtion if we
already have any other vifs. But it fails to deny interface
addition if IBSS was already present.

Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 3c5de73dcb4ba038cea1a7b86ea8fe7b1594f3e7..88073f4c2b6ab13640ddbf69ead070c8c23ab5be 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1479,8 +1479,9 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
                }
        }
 
-       if ((vif->type == NL80211_IFTYPE_ADHOC) &&
-           sc->nvifs > 0) {
+       if ((ah->opmode == NL80211_IFTYPE_ADHOC) ||
+           ((vif->type == NL80211_IFTYPE_ADHOC) &&
+            sc->nvifs > 0)) {
                ath_err(common, "Cannot create ADHOC interface when other"
                        " interfaces already exist.\n");
                ret = -EINVAL;