From: Nick Porter <nick@portercomputing.co.uk>
Date: Fri, 6 Feb 2026 12:31:30 +0000 (+0000)
Subject: Only allocate the next message if there are leftover bytes
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=52274acaed8afbfce535e8ef8c66c3deea3581e8;p=thirdparty%2Ffreeradius-server.git

Only allocate the next message if there are leftover bytes
---

diff --git a/src/lib/io/network.c b/src/lib/io/network.c
index 4d049bff8ca..a1d0f2bbe54 100644
--- a/src/lib/io/network.c
+++ b/src/lib/io/network.c
@@ -988,12 +988,16 @@ next_message:
 		 *	There are leftover bytes in the buffer, feed
 		 *	them to the next round of reading.
 		 */
-		next = (fr_channel_data_t *) fr_message_alloc_reserve(s->ms, &cd->m, data_size, s->leftover,
-								      s->listen->default_message_size);
-		if (!next) {
-			PERROR("Failed reserving partial packet.");
-			// @todo - probably close the socket...
-			fr_assert(0 == 1);
+		if (s->leftover) {
+			next = (fr_channel_data_t *) fr_message_alloc_reserve(s->ms, &cd->m, data_size, s->leftover,
+									      s->listen->default_message_size);
+			if (!next) {
+				PERROR("Failed reserving partial packet.");
+				// @todo - probably close the socket...
+				fr_assert(0 == 1);
+			}
+		} else {
+			next = NULL;
 		}
 	}