From: Timo Sirainen <tss@iki.fi>
Date: Thu, 19 Sep 2013 23:28:45 +0000 (+0300)
Subject: lib-auth: Don't leave stale pointers to stack lying around in memory.
X-Git-Tag: 2.2.6~46
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d5b366506a39870e6ea36dd89cf7ef548c5a9916;p=thirdparty%2Fdovecot%2Fcore.git

lib-auth: Don't leave stale pointers to stack lying around in memory.
---

diff --git a/src/lib-auth/auth-master.c b/src/lib-auth/auth-master.c
index 3a7d357421..b59765cbc6 100644
--- a/src/lib-auth/auth-master.c
+++ b/src/lib-auth/auth-master.c
@@ -517,6 +517,7 @@ int auth_master_user_lookup(struct auth_master_connection *conn,
 		*username_r = ctx.fields[0];
 		*fields_r = ctx.fields + 1;
 	}
+	conn->reply_context = NULL;
 	return ctx.return_value;
 }
 
@@ -583,6 +584,7 @@ int auth_master_pass_lookup(struct auth_master_connection *conn,
 
 	*fields_r = ctx.fields != NULL ? ctx.fields :
 		p_new(pool, const char *, 1);
+	conn->reply_context = NULL;
 	return ctx.return_value;
 }
 
@@ -625,6 +627,7 @@ int auth_master_cache_flush(struct auth_master_connection *conn,
 	(void)auth_master_run_cmd(conn, str_c(str));
 	conn->prefix = DEFAULT_USERDB_LOOKUP_PREFIX;
 
+	conn->reply_context = NULL;
 	return *count_r == UINT_MAX ? -1 : 0;
 }
 
@@ -687,6 +690,7 @@ auth_master_user_list_init(struct auth_master_connection *conn,
 		ctx->failed = TRUE;
 	io_loop_set_current(conn->prev_ioloop);
 	conn->prefix = DEFAULT_USERDB_LOOKUP_PREFIX;
+	conn->reply_context = NULL;
 	return ctx;
 }