From: Stanislaw Gruszka <sgruszka@redhat.com>
Date: Tue, 16 Apr 2013 13:38:29 +0000 (+0200)
Subject: iwlwifi: fix freeing uninitialized pointer
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~77^2~18^2^2~8^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3309ccf7fcebceef540ebe90c65d2f94d745a45b;p=pandora-kernel.git

iwlwifi: fix freeing uninitialized pointer

If on iwl_dump_nic_event_log() error occurs before that function
initialize buf, we process uninitiated pointer in
iwl_dbgfs_log_event_read() and can hit "BUG at mm/slub.c:3409"

Resolves:
https://bugzilla.redhat.com/show_bug.cgi?id=951241

Cc: stable@vger.kernel.org
Reported-by: ian.odette@eprize.com
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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