diff options
Diffstat (limited to 'isisd/isis_pfpacket.c')
| -rw-r--r-- | isisd/isis_pfpacket.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/isisd/isis_pfpacket.c b/isisd/isis_pfpacket.c index 1bc5f763cd..46c8edd68c 100644 --- a/isisd/isis_pfpacket.c +++ b/isisd/isis_pfpacket.c @@ -26,6 +26,7 @@ #include <netpacket/packet.h> #include "log.h" +#include "network.h" #include "stream.h" #include "if.h" @@ -367,8 +368,14 @@ isis_send_pdu_bcast (struct isis_circuit *circuit, int level) iov[1].iov_base = circuit->snd_stream->data; iov[1].iov_len = stream_get_endp (circuit->snd_stream); - sendmsg (circuit->fd, &msg, 0); - + if (sendmsg(circuit->fd, &msg, 0) < 0) + { + zlog_warn("IS-IS pfpacket: could not transmit packet on %s: %s", + circuit->interface->name, safe_strerror(errno)); + if (ERRNO_IO_RETRY(errno)) + return ISIS_WARNING; + return ISIS_ERROR; + } return ISIS_OK; } @@ -376,6 +383,7 @@ int isis_send_pdu_p2p (struct isis_circuit *circuit, int level) { struct sockaddr_ll sa; + ssize_t rv; stream_set_getp (circuit->snd_stream, 0); memset (&sa, 0, sizeof (struct sockaddr_ll)); @@ -391,11 +399,18 @@ isis_send_pdu_p2p (struct isis_circuit *circuit, int level) /* lets try correcting the protocol */ sa.sll_protocol = htons (0x00FE); - sendto (circuit->fd, circuit->snd_stream->data, - stream_get_endp (circuit->snd_stream), 0, - (struct sockaddr *) &sa, - sizeof (struct sockaddr_ll)); - + rv = sendto(circuit->fd, circuit->snd_stream->data, + stream_get_endp (circuit->snd_stream), 0, + (struct sockaddr *) &sa, + sizeof (struct sockaddr_ll)); + if (rv < 0) + { + zlog_warn("IS-IS pfpacket: could not transmit packet on %s: %s", + circuit->interface->name, safe_strerror(errno)); + if (ERRNO_IO_RETRY(errno)) + return ISIS_WARNING; + return ISIS_ERROR; + } return ISIS_OK; } |