From: Vsevolod Stakhov <vsevolod@rambler-co.ru>
Date: Mon, 25 Jul 2011 11:45:10 +0000 (+0400)
Subject: Fix coredumps when learning message with one empty part.
X-Git-Tag: 0.4.1~9
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=1cb4c2d898b531c5d325dcc035fc1e9c22ca93a4;p=rspamd.git

Fix coredumps when learning message with one empty part.
---

diff --git a/src/fuzzy.c b/src/fuzzy.c
index 55ed6b9ff..dba76fe69 100644
--- a/src/fuzzy.c
+++ b/src/fuzzy.c
@@ -478,14 +478,16 @@ fuzzy_compare_hashes (fuzzy_hash_t * h1, fuzzy_hash_t * h2)
 gint
 fuzzy_compare_parts (struct mime_text_part *p1, struct mime_text_part *p2)
 {
-	if (p1->fuzzy->block_size == p2->fuzzy->block_size) {
-		return fuzzy_compare_hashes (p1->fuzzy, p2->fuzzy);
-	}
-	else if (p1->double_fuzzy->block_size == p2->fuzzy->block_size) {
-		return fuzzy_compare_hashes (p1->double_fuzzy, p2->fuzzy);
-	}
-	else if (p2->double_fuzzy->block_size == p1->fuzzy->block_size) {
-		return fuzzy_compare_hashes (p2->double_fuzzy, p1->fuzzy);
+	if (p1->fuzzy != NULL && p2->fuzzy != NULL) {
+		if (p1->fuzzy->block_size == p2->fuzzy->block_size) {
+			return fuzzy_compare_hashes (p1->fuzzy, p2->fuzzy);
+		}
+		else if (p1->double_fuzzy->block_size == p2->fuzzy->block_size) {
+			return fuzzy_compare_hashes (p1->double_fuzzy, p2->fuzzy);
+		}
+		else if (p2->double_fuzzy->block_size == p1->fuzzy->block_size) {
+			return fuzzy_compare_hashes (p2->double_fuzzy, p1->fuzzy);
+		}
 	}
 
 	return 0;