OSDMonitor: use !empty() instead of size() > 0

[src/mon/OSDMonitor.cc:730]: (performance) Possible inefficient checking
  for 'osd_weight' emptiness.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/mon/OSDMonitor.cc b/src/mon/OSDMonitor.cc
index b25c4248babd39b496ea852a06d56dd89bcf460c..d3bd7af1a474199ac8a32c3a962b181910e7fa34 100644 (file)
--- a/src/mon/OSDMonitor.cc
+++ b/src/mon/OSDMonitor.cc
@@ -727,7 +727,7 @@ bool OSDMonitor::should_propose(double& delay)
     return true;
 
   // adjust osd weights?
-  if (osd_weight.size() > 0 &&
+  if (!osd_weight.empty() &&
       osd_weight.size() == (unsigned)osdmap.get_max_osd()) {
     dout(0) << " adjusting osd weights based on " << osd_weight << dendl;
     osdmap.adjust_osd_weights(osd_weight, pending_inc);