cls: Fix successful return found by compiler warning

Signed-off-by: David Zafman <dzafman@redhat.com>

diff --git a/src/cls/hello/cls_hello.cc b/src/cls/hello/cls_hello.cc
index d1adbd4a4cf7cc999d14fd8e9fe90571cbdcf583..3bc78647366e23cd254c7532f39cc6394f9d2fdc 100644 (file)
--- a/src/cls/hello/cls_hello.cc
+++ b/src/cls/hello/cls_hello.cc
@@ -268,6 +268,7 @@ public:
     } catch (buffer::error &e) {
       return -EINVAL;
     }
+    return 0;
   }
 
   virtual ~PGLSHelloFilter() {}