RT2492: Remove extra NULL check.
diff --git a/crypto/ecdsa/ecdsatest.c b/crypto/ecdsa/ecdsatest.c
index 87c0a65..89b7c9f 100644
--- a/crypto/ecdsa/ecdsatest.c
+++ b/crypto/ecdsa/ecdsatest.c
@@ -177,8 +177,7 @@
 		ret = 0;
 	else 
 		ret = 1;
-	if (tmp)
-		BN_free(tmp);
+	BN_free(tmp);
 	return ret;
 	}