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authorHolger Schurig <hs4233@mail.mn-solutions.de>2007-08-02 11:50:12 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:49:50 -0700
commit3cf840914bd467fa4cc76af1a01bba4d2813131c (patch)
treece3adcd8be98a4e1cf5c0968ec8742fbd8fac029 /drivers/net/wireless/libertas/join.c
parentc95c7f930ec6fee029c8e7957ab95b3967578070 (diff)
[PATCH] libertas: access mesh_dev more carefully
The CF/SDIO firmware doesn't support Mesh, so priv->mesh_dev is NULL there. Protect all accesses. Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/libertas/join.c')
-rw-r--r--drivers/net/wireless/libertas/join.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/net/wireless/libertas/join.c b/drivers/net/wireless/libertas/join.c
index f9799c3b81c..da47c225e10 100644
--- a/drivers/net/wireless/libertas/join.c
+++ b/drivers/net/wireless/libertas/join.c
@@ -739,8 +739,10 @@ int libertas_ret_80211_associate(wlan_private * priv,
netif_carrier_on(priv->dev);
netif_wake_queue(priv->dev);
- netif_carrier_on(priv->mesh_dev);
- netif_wake_queue(priv->mesh_dev);
+ if (priv->mesh_dev) {
+ netif_carrier_on(priv->mesh_dev);
+ netif_wake_queue(priv->mesh_dev);
+ }
lbs_deb_join("ASSOC_RESP: Associated \n");
@@ -827,8 +829,10 @@ int libertas_ret_80211_ad_hoc_start(wlan_private * priv,
netif_carrier_on(priv->dev);
netif_wake_queue(priv->dev);
- netif_carrier_on(priv->mesh_dev);
- netif_wake_queue(priv->mesh_dev);
+ if (priv->mesh_dev) {
+ netif_carrier_on(priv->mesh_dev);
+ netif_wake_queue(priv->mesh_dev);
+ }
memset(&wrqu, 0, sizeof(wrqu));
memcpy(wrqu.ap_addr.sa_data, adapter->curbssparams.bssid, ETH_ALEN);