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From a319c3201bff1ea7bae3e7ab1fae42e9c4759056 Mon Sep 17 00:00:00 2001
From: Andriy Syrovenko <andriys@gmail.com>
Date: Mon, 17 Apr 2017 01:14:02 +0300
Subject: [PATCH] auth: Fixed dovecot/auth hanging when child ntlm_auth crashes
while processing an authentication request
---
src/auth/mech-winbind.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/src/auth/mech-winbind.c b/src/auth/mech-winbind.c
index 4a65696..c12fb5e 100644
--- src/auth/mech-winbind.c
+++ src/auth/mech-winbind.c
@@ -187,12 +187,18 @@ do_auth_continue(struct auth_request *auth_request,
request->continued = FALSE;
while ((answer = i_stream_read_next_line(in_pipe)) == NULL) {
- if (in_pipe->stream_errno != 0)
+ if (in_pipe->stream_errno != 0 || in_pipe->eof)
break;
}
if (answer == NULL) {
- auth_request_log_error(auth_request, AUTH_SUBSYS_MECH,
- "read(in_pipe) failed: %m");
+ if (in_pipe->stream_errno != 0) {
+ auth_request_log_error(auth_request, AUTH_SUBSYS_MECH,
+ "read(in_pipe) failed: %m");
+ } else {
+ auth_request_log_error(auth_request, AUTH_SUBSYS_MECH,
+ "read(in_pipe) failed: "
+ "unexpected end of file");
+ }
return HR_RESTART;
}
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