diff options
| -rw-r--r-- | pcap-usb-linux-common.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/pcap-usb-linux-common.c b/pcap-usb-linux-common.c index 6bd044c9..fb4a8c19 100644 --- a/pcap-usb-linux-common.c +++ b/pcap-usb-linux-common.c @@ -81,9 +81,11 @@ fix_linux_usb_mmapped_length(struct pcap_pkthdr *pkth, const u_char *bp) desc++, bytes_left -= sizeof (usb_isodesc)) { u_int desc_end; - desc_end = descs[desc].offset + descs[desc].len; - if (desc_end > pre_truncation_data_len) - pre_truncation_data_len = desc_end; + if (descs[desc].len != 0) { + desc_end = descs[desc].offset + descs[desc].len; + if (desc_end > pre_truncation_data_len) + pre_truncation_data_len = desc_end; + } } /* |