From 3ea74eb3880b4fda95fced4f605bb96f19dd4b0f Mon Sep 17 00:00:00 2001
From: Stefan Behrens <sbehrens@giantdisaster.de>
Date: Tue, 21 Apr 2015 13:50:38 +0200
Subject: [PATCH] rsync: fix of-by-one in check of snprintf() result. Fixes bug
 11229.

---
 io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/io.c b/io.c
index a868fa9c..01c6db17 100644
--- a/io.c
+++ b/io.c
@@ -2283,7 +2283,7 @@ void io_printf(int fd, const char *format, ...)
 	if (len < 0)
 		exit_cleanup(RERR_PROTOCOL);
 
-	if (len > (int)sizeof buf) {
+	if (len >= (int)sizeof buf) {
 		rprintf(FERROR, "io_printf() was too long for the buffer.\n");
 		exit_cleanup(RERR_PROTOCOL);
 	}
-- 
2.47.2