mon/MonCap.cc: use empty() instead of if(size())

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

1 files changed, 1 insertions, 1 deletions

diff --git a/src/mon/MonCap.cc b/src/mon/MonCap.cc
index 6f1055091e0..1114ca3b9da 100644
--- a/src/mon/MonCap.cc
+++ b/src/mon/MonCap.cc
@@ -75,7 +75,7 @@ ostream& operator<<(ostream& out, const MonCapGrant& m)
   }
   if (m.command.length()) {
     out << " command " << maybe_quote_string(m.command);
-    if (m.command_args.size()) {
+    if (!m.command_args.empty()) {
       out << " with";
       for (map<string,StringConstraint>::const_iterator p = m.command_args.begin();
 	   p != m.command_args.end();