From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Tue, 8 Jul 2014 10:54:23 +0000 (+0300)
Subject: staging: rtl8188eu: use GFP_ATOMIC under spinlock
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~166^2~1110
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=11306d1f20ca4ef8a0f383618423e0ee7979e94a;p=pandora-kernel.git

staging: rtl8188eu: use GFP_ATOMIC under spinlock

We're holding a spinlock here so we can't do sleeping allocations.
The call tree is:
  rtw_sta_flush() <-- takes spin_lock_bh(&pstapriv->asoc_list_lock);
  --> ap_free_sta()
      --> rtw_clearstakey_cmd()

Originally these calls were rtw_zmalloc() and then we switched them to
kzalloc() in fadbe0cd5292 ('staging: rtl8188eu:Remove rtw_zmalloc(),
wrapper for kzalloc()') and that made the bugs show up for my static
checker.  The original code was buggy as well but my static checker
couldn't parse it.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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