From: Guy Harris <guy@alum.mit.edu>
Date: Fri, 17 Feb 2017 21:51:51 +0000 (-0800)
Subject: Printers MUST (not MAY or even SHOULD) check bounds.
X-Git-Tag: tcpdump-4.99-bp~2072
X-Git-Url: https://git.tcpdump.org/tcpdump/commitdiff_plain/6311dc0b6ef0973a9406ab21bd5721e300a38d2b?ds=sidebyside

Printers MUST (not MAY or even SHOULD) check bounds.
---

diff --git a/print.c b/print.c
index 41ca9cad..fb62e15c 100644
--- a/print.c
+++ b/print.c
@@ -329,8 +329,8 @@ pretty_print_packet(netdissect_options *ndo, const struct pcap_pkthdr *h,
 	ts_print(ndo, &h->ts);
 
 	/*
-	 * Some printers want to check that they're not walking off the
-	 * end of the packet.
+	 * Printers must check that they're not walking off the end of
+	 * the packet.
 	 * Rather than pass it all the way down, we set this member
 	 * of the netdissect_options structure.
 	 */