[1697] fixed a typo in a comment

diff --git a/src/lib/dns/tests/messagerenderer_unittest.cc b/src/lib/dns/tests/messagerenderer_unittest.cc
index ff2297a34b2fd67037581e0bfc283b8ad01636e1..2a1869f2090dc49677d3a24ca784bfac526832f5 100644 (file)
--- a/src/lib/dns/tests/messagerenderer_unittest.cc
+++ b/src/lib/dns/tests/messagerenderer_unittest.cc
@@ -194,7 +194,7 @@ TEST_F(MessageRendererTest, setBuffer) {
 TEST_F(MessageRendererTest, setBufferErrors) {
     OutputBuffer new_buffer(0);
 
-    // Buffer cannot be rest when the renderer is in use.
+    // Buffer cannot be reset when the renderer is in use.
     renderer.writeUint32(10);
     EXPECT_THROW(renderer.setBuffer(&new_buffer), isc::InvalidParameter);