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authorPatrick McHardy <kaber@trash.net>2011-04-13 13:32:28 +0200
committerPatrick McHardy <kaber@trash.net>2011-04-13 13:32:28 +0200
commitb32e3dc7860d00124fa432dba09667e647cb9bcc (patch)
tree2fa6e56f389431dfb84609d3d7572cad76e88e71 /drivers/net/wireless/iwlegacy/iwl-core.c
parent6604271c5bc658a6067ed0c3deba4d89e0e50382 (diff)
parent96120d86fe302c006259baee9061eea9e1b9e486 (diff)
Merge branch 'master' of ssh://master.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6
Diffstat (limited to 'drivers/net/wireless/iwlegacy/iwl-core.c')
-rw-r--r--drivers/net/wireless/iwlegacy/iwl-core.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c
index d418b647be8..a209a0e76bf 100644
--- a/drivers/net/wireless/iwlegacy/iwl-core.c
+++ b/drivers/net/wireless/iwlegacy/iwl-core.c
@@ -1805,6 +1805,15 @@ iwl_legacy_mac_change_interface(struct ieee80211_hw *hw,
mutex_lock(&priv->mutex);
+ if (!ctx->vif || !iwl_legacy_is_ready_rf(priv)) {
+ /*
+ * Huh? But wait ... this can maybe happen when
+ * we're in the middle of a firmware restart!
+ */
+ err = -EBUSY;
+ goto out;
+ }
+
interface_modes = ctx->interface_modes | ctx->exclusive_interface_modes;
if (!(interface_modes & BIT(newtype))) {
@@ -1832,6 +1841,7 @@ iwl_legacy_mac_change_interface(struct ieee80211_hw *hw,
/* success */
iwl_legacy_teardown_interface(priv, vif, true);
vif->type = newtype;
+ vif->p2p = newp2p;
err = iwl_legacy_setup_interface(priv, ctx);
WARN_ON(err);
/*