Print a warning and exit with != 0 when at least one downloaded file

is shorter than previously announced by the server.

Tested by asami.

Approved by:	jkh

1 files changed, 2 insertions, 1 deletions

diff --git a/usr.bin/fetch/ftp.c b/usr.bin/fetch/ftp.c
index 922887b..7abab35 100644
--- a/usr.bin/fetch/ftp.c
+++ b/usr.bin/fetch/ftp.c
@@ -514,7 +514,8 @@ ftp_retrieve(struct fetch_state *fs)
 	fclose(local);
 	fclose(remote);
 	fclose(ftp);
-	display(fs, size, -1);
+	if (display(fs, size, -1) != 0)
+		return EX_PROTOCOL;
 	adjmodtime(fs);
 	return 0;
 }