From: J. Bruce Fields <bfields@redhat.com>
Date: Mon, 9 Jan 2017 22:15:18 +0000 (-0500)
Subject: svcrpc: don't leak contexts on PROC_DESTROY
X-Git-Tag: v3.2.87~90
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7dea1d562c3dcbc8266847485bdaac827384a356;p=pandora-kernel.git

svcrpc: don't leak contexts on PROC_DESTROY

commit 78794d1890708cf94e3961261e52dcec2cc34722 upstream.

Context expiry times are in units of seconds since boot, not unix time.

The use of get_seconds() here therefore sets the expiry time decades in
the future.  This prevents timely freeing of contexts destroyed by
client RPC_GSS_PROC_DESTROY requests.  We'd still free them eventually
(when the module is unloaded or the container shut down), but a lot of
contexts could pile up before then.

Fixes: c5b29f885afe "sunrpc: use seconds since boot in expiry cache"
Reported-by: Andy Adamson <andros@netapp.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
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