31 lines
1.0 KiB
Diff
31 lines
1.0 KiB
Diff
From d55b6f4f1b2bfab96ad57e0239b0b2b57785df77 Mon Sep 17 00:00:00 2001
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From: Jiri Slaby <jirislaby@gmail.com>
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Date: Wed, 29 Feb 2012 01:19:18 -0800
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Subject: [PATCH] Don't fail if netfilter isn't enabled in the kernel.
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Check for EPROTONOSUPPORT as well as EAFNOSUPPORT.
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Reviewed-By: Guy Harris <guy@alum.mit.edu>
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---
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pcap-netfilter-linux.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/pcap-netfilter-linux.c b/pcap-netfilter-linux.c
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index 225e49f..f9c6bef 100644
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--- a/pcap-netfilter-linux.c
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+++ b/pcap-netfilter-linux.c
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@@ -452,8 +452,8 @@ netfilter_platform_finddevs(pcap_if_t **alldevsp, char *err_str)
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sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER);
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if (sock < 0) {
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- /* if netlink is not supported this this is not fatal */
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- if (errno == EAFNOSUPPORT)
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+ /* if netlink is not supported this is not fatal */
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+ if (errno == EAFNOSUPPORT || errno == EPROTONOSUPPORT)
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return 0;
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snprintf(err_str, PCAP_ERRBUF_SIZE, "Can't open netlink socket %d:%s",
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errno, pcap_strerror(errno));
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--
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1.7.10
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