From: Dave Chinner <dchinner@redhat.com>
Date: Sun, 19 May 2013 23:51:10 +0000 (+1000)
Subject: xfs: Don't reference the EFI after it is freed
X-Git-Tag: v3.10-rc3~5^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=509e708a8929c5b75a16c985c03db5329e09cad4;p=pandora-kernel.git

xfs: Don't reference the EFI after it is freed

Checking the EFI for whether it is being released from recovery
after we've already released the known active reference is a mistake
worthy of a brown paper bag. Fix the (now) obvious use after free
that it can cause.

Reported-by: Dave Jones <davej@redhat.com>
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Ben Myers <bpm@sgi.com>

(cherry picked from commit 52c24ad39ff02d7bd73c92eb0c926fb44984a41d)
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