priod: make sure it compiles on older kernels
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parent
047a55640c
commit
5c46d82954
9
priod.c
9
priod.c
@ -368,7 +368,7 @@ on_event (const struct pollfd *pfd, struct app_context *ctx)
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(struct sockaddr *) &addr, &addr_len);
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if (len == 0)
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exit_fatal ("socket closed");
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if (len < 0 && errno == EAGAIN)
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if (len < 0 && (errno == EAGAIN || errno == ENOBUFS))
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return;
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if (len < 0)
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exit_fatal ("recvfrom: %s", strerror (errno));
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@ -476,9 +476,12 @@ setup_exec_filter (int fd)
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struct sock_fprog fprog = { .filter = filter, .len = N_ELEMENTS (filter) };
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const int yes = 1;
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if (setsockopt (fd, SOL_SOCKET, SO_ATTACH_FILTER, &fprog, sizeof fprog) < 0
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|| setsockopt (fd, SOL_NETLINK, NETLINK_NO_ENOBUFS, &yes, sizeof yes) < 0)
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if (setsockopt (fd, SOL_SOCKET, SO_ATTACH_FILTER, &fprog, sizeof fprog) < 0)
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print_error ("setsockopt: %s", strerror (errno));
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#if defined SOL_NETLINK && defined NETLINK_NO_ENOBUFS
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if (setsockopt (fd, SOL_NETLINK, NETLINK_NO_ENOBUFS, &yes, sizeof yes) < 0)
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print_error ("setsockopt: %s", strerror (errno));
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#endif
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}
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int
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