X-Git-Url: https://git.tcpdump.org/libpcap/blobdiff_plain/f2d84366a864f7b41f59ef47334f6a53aa914b32..014e6a0fca0a25ba74242ba76e27afaa5799e0b7:/pcap-linux.c

diff --git a/pcap-linux.c b/pcap-linux.c
index a783aaba..bf0bc812 100644
--- a/pcap-linux.c
+++ b/pcap-linux.c
@@ -5923,6 +5923,12 @@ fix_offset(pcap_t *handle, struct bpf_insn *p)
 			 * special magic kernel offset for that field.
 			 */
 			p->k = SKF_AD_OFF + SKF_AD_PROTOCOL;
+		} else if (p->k == 4) {
+			/*
+			 * It's the ifindex field; map it to the
+			 * special magic kernel offset for that field.
+			 */
+			p->k = SKF_AD_OFF + SKF_AD_IFINDEX;
 		} else if (p->k == 10) {
 			/*
 			 * It's the packet type field; map it to the