From: Vsevolod Stakhov <vsevolod@rspamd.com>
Date: Mon, 6 Oct 2025 08:34:52 +0000 (+0100)
Subject: [Minor] Fix parsing of ESMTP arguments for Lua API
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=10d4463aa93cf5a5a1db96da94b9ff36f4207fe3;p=thirdparty%2Frspamd.git

[Minor] Fix parsing of ESMTP arguments for Lua API
---

diff --git a/src/lua/lua_task.c b/src/lua/lua_task.c
index 946910c258..ffeabc4212 100644
--- a/src/lua/lua_task.c
+++ b/src/lua/lua_task.c
@@ -4530,8 +4530,9 @@ lua_task_get_rcpt_esmtp_args(lua_State *L)
 
 							if (endptr == colon) {
 								/* Valid index found */
+								const char *old_p = p;
 								p = colon + 1;
-								len -= (colon - p) + 1;
+								len -= (p - old_p);
 
 								/* Store this arg for this recipient */
 								if (!g_hash_table_contains(rcpt_args_by_idx, GINT_TO_POINTER(rcpt_idx))) {
@@ -4639,8 +4640,9 @@ lua_task_get_rcpt_esmtp_args(lua_State *L)
 
 							if (endptr == colon && rcpt_idx == idx) {
 								found = TRUE;
+								const char *old_p = p;
 								p = colon + 1;
-								len -= (colon - p) + 1;
+								len -= (p - old_p);
 
 								/* Parse KEY=VALUE */
 								eq = memchr(p, '=', len);