From: Johannes Berg <johannes.berg@intel.com>
Date: Tue, 29 Mar 2011 13:29:37 +0000 (-0700)
Subject: iwlwifi: fix bugs in change_interface
X-Git-Tag: v3.0-rc1~377^2~256^2^2~155
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a2b76b3b31568da9d281a393845f17689594ccdf;p=pandora-kernel.git

iwlwifi: fix bugs in change_interface

If change_interface gets invoked during a firmware
restart, it may crash; prevent that from happening
by checking if ctx->vif is assigned.

Additionally, in my initial commit I forgot to set
the vif->p2p variable correctly, so fix that too.

Cc: stable@kernel.org [2.6.38+]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
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