[2124] prefer empty() over size() > 0 (see the previous commit)

diff --git a/src/lib/dns/rdata/generic/sshfp_44.cc b/src/lib/dns/rdata/generic/sshfp_44.cc
index 8358c74943c9f5b3cdf1ab42e9f1b07ca263b81b..e87134b255aa7e45d093ce54c7f1e07d5fa10f98 100644 (file)
--- a/src/lib/dns/rdata/generic/sshfp_44.cc
+++ b/src/lib/dns/rdata/generic/sshfp_44.cc
@@ -128,7 +128,7 @@ string
 SSHFP::toText() const {
     return (lexical_cast<string>(static_cast<int>(algorithm_)) +
             " " + lexical_cast<string>(static_cast<int>(fingerprint_type_)) +
-            (fingerprint_.size() > 0 ? " " + encodeHex(fingerprint_) : ""));
+            (fingerprint_.empty() ? "" : " " + encodeHex(fingerprint_)));
 }
 
 int