diff --git a/src/solaris/native/java/net/ExtendedOptionsImpl.c b/src/solaris/native/java/net/ExtendedOptionsImpl.c
index 8b43e3de580fe7c62f04b8210f8c1b01ec9409e4..0e0e3a01a109f8e948ff18ce87fefc515b1dc272 100644
--- a/src/solaris/native/java/net/ExtendedOptionsImpl.c
+++ b/src/solaris/native/java/net/ExtendedOptionsImpl.c
@@ -88,6 +88,7 @@ JNIEXPORT void JNICALL Java_sun_net_ExtendedOptionsImpl_init
     /* SocketFlow fields */
 
     c = (*env)->FindClass(env, "jdk/net/SocketFlow");
+    CHECK_NULL(c);
 
     /* status */