diff --git a/tests/suites/test_suite_pkcs7.function b/tests/suites/test_suite_pkcs7.function
index 8db3f3f..c5094bc 100644
--- a/tests/suites/test_suite_pkcs7.function
+++ b/tests/suites/test_suite_pkcs7.function
@@ -76,15 +76,15 @@
 
     datalen = st.st_size;
     data = mbedtls_calloc( datalen, 1 );
-    TEST_ASSERT( data != NULL);
+    TEST_ASSERT( data != NULL );
 
     buflen = fread( (void *)data , sizeof( unsigned char ), datalen, file );
-    TEST_ASSERT( buflen == datalen);
+    TEST_ASSERT( buflen == datalen );
     fclose( file );
 
     if( do_hash_alg )
     {
-        res = mbedtls_oid_get_md_alg( &(pkcs7.signed_data.digest_alg_identifiers), &md_alg );
+        res = mbedtls_oid_get_md_alg( &pkcs7.signed_data.digest_alg_identifiers, &md_alg );
         TEST_ASSERT( res == 0 );
         TEST_ASSERT( md_alg == (mbedtls_md_type_t) do_hash_alg );
         md_info = mbedtls_md_info_from_type( md_alg );
@@ -162,7 +162,7 @@
 
     if( do_hash_alg )
     {
-        res = mbedtls_oid_get_md_alg( &(pkcs7.signed_data.digest_alg_identifiers), &md_alg );
+        res = mbedtls_oid_get_md_alg( &pkcs7.signed_data.digest_alg_identifiers, &md_alg );
         TEST_ASSERT( res == 0 );
         TEST_ASSERT( md_alg == MBEDTLS_MD_SHA256 );
 
@@ -171,7 +171,7 @@
         res = mbedtls_md( md_info, data, datalen, hash );
         TEST_ASSERT( res == 0 );
 
-        res = mbedtls_pkcs7_signed_hash_verify( &pkcs7, &x509_1, hash, sizeof(hash));
+        res = mbedtls_pkcs7_signed_hash_verify( &pkcs7, &x509_1, hash, sizeof(hash) );
         TEST_ASSERT( res == res_expect );
     }
     else