From: Joseph C. Lehner <joseph.c.lehner@gmail.com>
Date: Sun, 7 Feb 2016 21:14:04 +0000 (+0100)
Subject: Correctly transmit empty file
X-Git-Tag: v0.9~26
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=d210bbebf5c5e6ad798d061370790449a31ce3d7;p=oweals%2Fnmrpflash.git

Correctly transmit empty file
---

diff --git a/tftp.c b/tftp.c
index 89d98c0..f0f0457 100644
--- a/tftp.c
+++ b/tftp.c
@@ -272,7 +272,7 @@ int tftp_put(struct nmrpd_args *args)
 					ret = len;
 					goto cleanup;
 				} else if (!len) {
-					if (last_len != 512) {
+					if (last_len != 512 && last_len != -1) {
 						break;
 					}
 				}