From: Alan T. DeKok <aland@freeradius.org>
Date: Thu, 21 Sep 2017 15:57:48 +0000 (-0400)
Subject: note that we either write ALL of the data, or NONE of it
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f371d26eea45d66a3046c27cd6702737fc46ea0e;p=thirdparty%2Ffreeradius-server.git

note that we either write ALL of the data, or NONE of it
---

diff --git a/src/lib/io/network.c b/src/lib/io/network.c
index 2842d2e1472..43d195f4a6b 100644
--- a/src/lib/io/network.c
+++ b/src/lib/io/network.c
@@ -896,9 +896,12 @@ static void fr_network_post_event(UNUSED fr_event_list_t *el, UNUSED struct time
 			continue;
 		}
 
-		if ((size_t) rcode < cd->m.data_size) {
-			// call write function again at some later date.
-		}
+		/*
+		 *	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);
 
 		DEBUG3("Sending reply to socket %d", s->fd);
 		fr_message_done(&cd->m);