[Minor] Fix processing of empty parts

diff --git a/src/libmime/message.c b/src/libmime/message.c
index 1df98075846dc04d4eab4a3342d61f6ba3325754..effcff83497189dcde5a0ca5c9b2666fa8ecadf2 100644 (file)
--- a/src/libmime/message.c
+++ b/src/libmime/message.c
@@ -502,24 +502,31 @@ rspamd_normalize_text_part (struct rspamd_task *task,
        struct rspamd_process_exception *ex;
 
        /* Strip newlines */
-       part->utf_stripped_content = g_byte_array_sized_new (part->utf_content->len);
-       part->newlines = g_ptr_array_sized_new (128);
-       p = (const gchar *)part->utf_content->data;
-       end = p + part->utf_content->len;
-
-       rspamd_strip_newlines_parse (p, end, part);
-
-       for (i = 0; i < part->newlines->len; i ++) {
-               ex = rspamd_mempool_alloc (task->task_pool, sizeof (*ex));
-               off = (goffset)g_ptr_array_index (part->newlines, i);
-               g_ptr_array_index (part->newlines, i) = (gpointer)(goffset)
-                               (part->utf_stripped_content->data + off);
-               ex->pos = off;
-               ex->len = 0;
-               ex->type = RSPAMD_EXCEPTION_NEWLINE;
-               part->exceptions = g_list_prepend (part->exceptions, ex);
+       if (IS_PART_EMPTY (part)) {
+               part->utf_stripped_content = g_byte_array_new ();
+       }
+       else {
+               part->utf_stripped_content = g_byte_array_sized_new (part->utf_content->len);
+
+               p = (const gchar *)part->utf_content->data;
+               end = p + part->utf_content->len;
+
+               rspamd_strip_newlines_parse (p, end, part);
+
+               for (i = 0; i < part->newlines->len; i ++) {
+                       ex = rspamd_mempool_alloc (task->task_pool, sizeof (*ex));
+                       off = (goffset)g_ptr_array_index (part->newlines, i);
+                       g_ptr_array_index (part->newlines, i) = (gpointer)(goffset)
+                                       (part->utf_stripped_content->data + off);
+                       ex->pos = off;
+                       ex->len = 0;
+                       ex->type = RSPAMD_EXCEPTION_NEWLINE;
+                       part->exceptions = g_list_prepend (part->exceptions, ex);
+               }
        }
 
+       part->newlines = g_ptr_array_sized_new (128);
+
        rspamd_mempool_add_destructor (task->task_pool,
                        (rspamd_mempool_destruct_t) free_byte_array_callback,
                        part->utf_stripped_content);