diff options
Diffstat (limited to 'src/libmime')
| -rw-r--r-- | src/libmime/message.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/src/libmime/message.c b/src/libmime/message.c index a8df8aea9..e9e0af777 100644 --- a/src/libmime/message.c +++ b/src/libmime/message.c @@ -1674,22 +1674,25 @@ rspamd_message_parse (struct rspamd_task *task) p1->normalized_words && p2->normalized_words) { tw = MAX (p1->normalized_words->len, p2->normalized_words->len); - dw = rspamd_words_levenshtein_distance (p1->normalized_words, - p2->normalized_words); - diff = tw > 0 ? (100.0 * (gdouble)(tw - dw) / (gdouble)tw) : 100; - - msg_info ( - "different words: %d, total words: %d, " - "got likeliness between parts of %d%%", - dw, tw, - diff); - - pdiff = rspamd_mempool_alloc (task->task_pool, sizeof (gint)); - *pdiff = diff; - rspamd_mempool_set_variable (task->task_pool, - "parts_distance", - pdiff, - NULL); + + if (tw > 0) { + dw = rspamd_words_levenshtein_distance (p1->normalized_words, + p2->normalized_words); + diff = tw > 0 ? (100.0 * (gdouble)(tw - dw) / (gdouble)tw) : 100; + + msg_info ( + "different words: %d, total words: %d, " + "got likeliness between parts of %d%%", + dw, tw, + diff); + + pdiff = rspamd_mempool_alloc (task->task_pool, sizeof (gint)); + *pdiff = diff; + rspamd_mempool_set_variable (task->task_pool, + "parts_distance", + pdiff, + NULL); + } } } } |