From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Wed, 29 Mar 2017 23:09:16 +0000 (+0100)
Subject: [Minor] Fix some corner cases of folding
X-Git-Tag: 1.5.5~83
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=4d9ab00d0cd84ad2ae9937a2e3aa8bea41146d6e;p=rspamd.git

[Minor] Fix some corner cases of folding
---

diff --git a/src/libutil/str_util.c b/src/libutil/str_util.c
index 10f5d54e3..cb110e136 100644
--- a/src/libutil/str_util.c
+++ b/src/libutil/str_util.c
@@ -1092,7 +1092,6 @@ rspamd_header_value_fold (const gchar *name,
 				cur_len = 0;
 			}
 			else {
-				g_assert (p > c);
 				/* Skip space if needed */
 				if (g_ascii_isspace (*c) && p > c) {
 					c ++;
@@ -1111,8 +1110,13 @@ rspamd_header_value_fold (const gchar *name,
 					break;
 				}
 
-				g_string_append_len (res, c, p - c);
-				cur_len = p - c;
+				if (p > c) {
+					g_string_append_len (res, c, p - c);
+					cur_len = p - c;
+				}
+				else {
+					cur_len = 0;
+				}
 			}
 
 			first_token = TRUE;