- Updated for migration to size_t

diff --git a/tests/suites/test_suite_rsa.function b/tests/suites/test_suite_rsa.function
index 9aba577..832b5d9 100644
--- a/tests/suites/test_suite_rsa.function
+++ b/tests/suites/test_suite_rsa.function
@@ -227,7 +227,7 @@
     unsigned char hash_result[1000];
     unsigned char result_str[1000];
     rsa_context ctx;
-    int msg_len, hash_len;
+    size_t msg_len, hash_len;
 
     rsa_init( &ctx, {padding_mode}, 0 );
     memset( message_str, 0x00, 1000 );
@@ -255,7 +255,7 @@
     unsigned char output[1000];
     unsigned char output_str[1000];
     rsa_context ctx;
-    int msg_len;
+    size_t msg_len;
     rnd_pseudo_info rnd_info;
 
     memset( &rnd_info, 0, sizeof( rnd_pseudo_info ) );
@@ -290,7 +290,7 @@
     unsigned char output[1000];
     unsigned char output_str[1000];
     rsa_context ctx;
-    int msg_len;
+    size_t msg_len;
 
     rsa_init( &ctx, {padding_mode}, 0 );
     memset( message_str, 0x00, 1000 );
@@ -323,7 +323,7 @@
     unsigned char output_str[1000];
     rsa_context ctx;
     mpi P1, Q1, H, G;
-    int output_len;
+    size_t output_len;
 
     mpi_init( &P1, &Q1, &H, &G, NULL );
     rsa_init( &ctx, {padding_mode}, 0 );