Adjust position of empty line

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/library/pkcs7.c b/library/pkcs7.c
index 60d1175..ba43f49 100644
--- a/library/pkcs7.c
+++ b/library/pkcs7.c
@@ -684,8 +684,8 @@
     if (hash == NULL) {
         return MBEDTLS_ERR_PKCS7_ALLOC_FAILED;
     }
-    /* BEGIN must free hash before jumping out */
 
+    /* BEGIN must free hash before jumping out */
     if (is_data_hash) {
         if (datalen != mbedtls_md_get_size(md_info)) {
             ret = MBEDTLS_ERR_PKCS7_VERIFY_FAIL;