From: Alan T. DeKok <aland@freeradius.org>
Date: Fri, 1 Jun 2018 17:37:43 +0000 (-0400)
Subject: write() must write ALL of the data
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3354554891cf6a5f41b0239d8dce5609adb91c46;p=thirdparty%2Ffreeradius-server.git

write() must write ALL of the data

it's the responsibility of the underlying IO routine to cache
any partial writes
---

diff --git a/src/lib/io/network.c b/src/lib/io/network.c
index f53599590c6..83569a55572 100644
--- a/src/lib/io/network.c
+++ b/src/lib/io/network.c
@@ -629,6 +629,18 @@ static void fr_network_write(UNUSED fr_event_list_t *el, UNUSED int sockfd, UNUS
 			return;
 		}
 
+		/*
+		 *
+		 We MUST have written all of the data.  It is
+		 *	up to the app_io->write() function to track
+		 *	any partially written data.
+		 */
+		rad_assert((size_t) rcode == cd->m.data_size);
+		s->pending = NULL;
+
+		/*
+		 *	Reset for the next message.
+		 */
 		fr_message_done(&cd->m);
 
 		/*