Rename HexParam_t -> data_t for consistent coding style
diff --git a/tests/suites/test_suite_pem.function b/tests/suites/test_suite_pem.function
index dcd53d6..947f1fb 100644
--- a/tests/suites/test_suite_pem.function
+++ b/tests/suites/test_suite_pem.function
@@ -6,7 +6,7 @@
/* END_HEADER */
/* BEGIN_CASE depends_on:MBEDTLS_PEM_WRITE_C */
-void mbedtls_pem_write_buffer( char * start, char * end, HexParam_t * buf,
+void mbedtls_pem_write_buffer( char * start, char * end, data_t * buf,
char * result_str )
{
unsigned char *check_buf = NULL;