From: Andres Lagar-Cavilla <andreslc@google.com>
Date: Thu, 25 Sep 2014 22:26:50 +0000 (-0700)
Subject: kvm: Fix kvm_get_page_retry_io __gup retval check
X-Git-Tag: fixes-for-v3.18-merge-window~23^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bb0ca6acd466af55c95b7ce508f29e23a24cabd9;p=pandora-kernel.git

kvm: Fix kvm_get_page_retry_io __gup retval check

Confusion around -EBUSY and zero (inside a BUG_ON no less).

Reported-by: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Andres Lagar-Cavilla <andreslc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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