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22 lines
606 B
22 lines
606 B
6 years ago
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commit 66b793822d475bb40aa370c9ef7fc0499b22a5e2
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Author: Jan Synacek <jsynacek@redhat.com>
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Date: Thu Feb 23 12:59:46 2017 +0100
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arping: exit if network disappears while running
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Originally reported at https://bugzilla.redhat.com/show_bug.cgi?id=1387542
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diff --git a/arping.c b/arping.c
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index 1a3f40b..dce8f7b 100644
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--- a/arping.c
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+++ b/arping.c
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@@ -1227,6 +1227,8 @@ main(int argc, char **argv)
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if ((cc = recvfrom(s, packet, sizeof(packet), 0,
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(struct sockaddr *)&from, &alen)) < 0) {
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perror("arping: recvfrom");
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+ if (errno == ENETDOWN)
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+ exit(2);
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continue;
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}
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