From: Stephan Bosch <stephan.bosch@open-xchange.com>
Date: Sat, 4 Feb 2023 17:33:26 +0000 (+0100)
Subject: submission: submission-commands - Make sure BURL request abort does not try to send... 
X-Git-Tag: 2.4.0~2970
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4888566011417be5a2afd44b0bdf0a6ad4deb15b;p=thirdparty%2Fdovecot%2Fcore.git

submission: submission-commands - Make sure BURL request abort does not try to send second reply.
---

diff --git a/src/submission/submission-commands.c b/src/submission/submission-commands.c
index 5debd277e9..6593f85442 100644
--- a/src/submission/submission-commands.c
+++ b/src/submission/submission-commands.c
@@ -338,6 +338,12 @@ cmd_burl_fetch_cb(struct imap_urlauth_fetch_reply *reply,
 	struct smtp_server_cmd_ctx *cmd = burl_cmd->cmd;
 	int ret;
 
+	if (burl_cmd->chunk_added) {
+		/* We returned 0 in earlier callback. This is just
+		   the abort of the pending request. */
+		return 1;
+	}
+
 	i_assert(last);
 
 	if (reply == NULL) {