From b4520aaf2cb56cd14519e2df9d99ea6efc8ddd03 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Mon, 16 Dec 2019 16:09:28 +0000
Subject: Need to include message size in the maximum buffer calculation.

---
 file.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'file.c')

diff --git a/file.c b/file.c
index 7e1f1879..9a3e79de 100644
--- a/file.c
+++ b/file.c
@@ -376,8 +376,8 @@ file_push(struct client_file *cf)
 	left = EVBUFFER_LENGTH(cf->buffer);
 	while (left != 0) {
 		sent = left;
-		if (sent > MAX_IMSGSIZE - IMSG_HEADER_SIZE)
-			sent = MAX_IMSGSIZE - IMSG_HEADER_SIZE;
+		if (sent > MAX_IMSGSIZE - IMSG_HEADER_SIZE - sizeof *msg)
+			sent = MAX_IMSGSIZE - IMSG_HEADER_SIZE - sizeof *msg;
 
 		msglen = (sizeof *msg) + sent;
 		msg = xrealloc(msg, msglen);
-- 
cgit