From a77ef357cb34d6a67c8ae3a8016be3f34bb46b9d Mon Sep 17 00:00:00 2001
From: Andrew Deason <adeason@sinenomine.net>
Date: Tue, 13 Nov 2012 23:30:41 -0600
Subject: [PATCH] rx: Lock call for KeepAliveOn/KeepAliveOff

rxi_KeepAliveOn/Off expect the call lock to be held after the call has
been initialized. So, hold it in the rx_KeepAliveOn/Off callers.

Reviewed-on: http://gerrit.openafs.org/8463
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Simon Wilkinson <simonxwilkinson@gmail.com>
Reviewed-by: Derrick Brashear <shadow@your-file-system.com>
(cherry picked from commit 866c05825c9964aa92740bcb0f20f26b451e65ea)

Change-Id: I2df1937f4098dde59a7fed344e1c975fdf0cdf1b
Reviewed-on: http://gerrit.openafs.org/8551
Reviewed-by: Ken Dreyer <ktdreyer@ktdreyer.com>
Reviewed-by: Stephan Wiesand <stephan.wiesand@desy.de>
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Paul Smeddle <paul.smeddle@gmail.com>
---
 src/rx/rx.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/rx/rx.c b/src/rx/rx.c
index f35bf837f..d4f3bd346 100644
--- a/src/rx/rx.c
+++ b/src/rx/rx.c
@@ -6676,12 +6676,16 @@ rxi_KeepAliveOn(struct rx_call *call)
 void
 rx_KeepAliveOff(struct rx_call *call)
 {
+    MUTEX_ENTER(&call->lock);
     rxi_KeepAliveOff(call);
+    MUTEX_EXIT(&call->lock);
 }
 void
 rx_KeepAliveOn(struct rx_call *call)
 {
+    MUTEX_ENTER(&call->lock);
     rxi_KeepAliveOn(call);
+    MUTEX_EXIT(&call->lock);
 }
 
 void
-- 
2.39.5