From: Aki Tuomi <aki.tuomi@dovecot.fi>
Date: Tue, 16 Aug 2016 11:47:35 +0000 (+0300)
Subject: lib-master: Check for NULL in input/output
X-Git-Tag: 2.2.26~340
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=bd86b25e03b8409eb2d68788dabecd8dd757dc3c;p=thirdparty%2Fdovecot%2Fcore.git

lib-master: Check for NULL in input/output

Makes static analysers happy
---

diff --git a/src/lib-master/master-login-auth.c b/src/lib-master/master-login-auth.c
index c28ff92e56..c8214ba7ac 100644
--- a/src/lib-master/master-login-auth.c
+++ b/src/lib-master/master-login-auth.c
@@ -109,8 +109,10 @@ void master_login_auth_disconnect(struct master_login_auth *auth)
 	if (auth->io != NULL)
 		io_remove(&auth->io);
 	if (auth->fd != -1) {
-		i_stream_destroy(&auth->input);
-		o_stream_destroy(&auth->output);
+		if (auth->input != NULL)
+			i_stream_destroy(&auth->input);
+		if (auth->output != NULL)
+			o_stream_destroy(&auth->output);
 
 		net_disconnect(auth->fd);
 		auth->fd = -1;