TimerThread:don't call pop_front before iter deref

Signed-off-by: Colin McCabe <colinm@hq.newdream.net>

diff --git a/src/common/Timer.cc b/src/common/Timer.cc
index 7b7530c3d83a0225dd39669e767d55d06b021363..047ae54e7d3e5fd4b83a8681efe73f6077aacdd9 100644 (file)
--- a/src/common/Timer.cc
+++ b/src/common/Timer.cc
@@ -77,8 +77,8 @@ public:
        list <Context*>::const_iterator cit = p.running.begin();
        if (cit == p.running.end())
          break;
-       p.running.pop_front();
        Context *ctx = *cit;
+       p.running.pop_front();
        dout(DBL) << "start callback " << ctx << dendl;
        ctx->finish(0);
        dout(DBL) << "deleting callback " << ctx << dendl;