X-Git-Url: https://git.tcpdump.org/libpcap/blobdiff_plain/65a4ce02310ec84f01b7d739b23a24543abafe7b..09b51d326c38ea8e10ce4da09c09d50e08c5aeb8:/pcap-pf.c

diff --git a/pcap-pf.c b/pcap-pf.c
index db6a8cad..bd27933e 100644
--- a/pcap-pf.c
+++ b/pcap-pf.c
@@ -48,7 +48,6 @@ struct rtentry;
 #include <netinet/tcp.h>
 #include <netinet/tcpip.h>
 
-#include <ctype.h>
 #include <errno.h>
 #include <netdb.h>
 #include <stdio.h>
@@ -134,6 +133,9 @@ pcap_read_pf(pcap_t *pc, int cnt, pcap_handler callback, u_char *user)
 		bp = pc->bp;
 	/*
 	 * Loop through each packet.
+	 *
+	 * This assumes that a single buffer of packets will have
+	 * <= INT_MAX packets, so the packet count doesn't overflow.
 	 */
 	n = 0;
 	pad = pc->fddipad;
@@ -257,7 +259,7 @@ pcap_stats_pf(pcap_t *p, struct pcap_stat *ps)
 	 *	full.
 	 *
 	 *	"ps_ifdrop" counts packets dropped by the network
-	 *	inteface (regardless of whether they would have passed
+	 *	interface (regardless of whether they would have passed
 	 *	the input filter, of course).
 	 *
 	 * If packet filtering is not being done in the kernel:
@@ -269,7 +271,7 @@ pcap_stats_pf(pcap_t *p, struct pcap_stat *ps)
 	 *	the userland filter.
 	 *
 	 *	"ps_ifdrop" counts packets dropped by the network
-	 *	inteface (regardless of whether they would have passed
+	 *	interface (regardless of whether they would have passed
 	 *	the input filter, of course).
 	 *
 	 * These statistics don't include packets not yet read from
@@ -536,7 +538,7 @@ pcap_create_interface(const char *device _U_, char *ebuf)
 {
 	pcap_t *p;
 
-	p = pcap_create_common(ebuf, sizeof (struct pcap_pf));
+	p = PCAP_CREATE_COMMON(ebuf, struct pcap_pf);
 	if (p == NULL)
 		return (NULL);