From: Francois-Xavier Le Bail <devel.fx.lebail@orange.fr>
Date: Sun, 20 May 2018 06:03:22 +0000 (+0200)
Subject: NTP: Fix extracting the poll value
X-Git-Tag: tcpdump-4.99-bp~1169
X-Git-Url: https://git.tcpdump.org/tcpdump/commitdiff_plain/4938de657c70286a7cd77e66d7b564d17cd2dd72

NTP: Fix extracting the poll value

Use EXTRACT_S_1 for ppoll (signed).
---

diff --git a/print-ntp.c b/print-ntp.c
index 65d41fb7..de6ec6d9 100644
--- a/print-ntp.c
+++ b/print-ntp.c
@@ -276,7 +276,7 @@ ntp_time_print(netdissect_options *ndo,
 
 	ND_TCHECK_1(bp->ppoll);
 	ND_PRINT(", poll %d", EXTRACT_S_1(bp->ppoll));
-	p_poll(ndo, EXTRACT_U_1(bp->ppoll));
+	p_poll(ndo, EXTRACT_S_1(bp->ppoll));
 
 	ND_TCHECK_1(bp->precision);
 	ND_PRINT(", precision %d", EXTRACT_S_1(bp->precision));