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isisd: Expand send/receive buffers to allow for larger mtu

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User is reporting:
2020/03/21 03:12:36 ISIS: isis_send_pdu_bcast: sock_buff size 8192 is less than output pdu size 9014 on circuit em0
2020/03/21 03:12:36 ISIS: [EC 67108865] ISIS-Adj (1): Send L2 IIH on em0 failed

MTU's can frequently hit 9k in size, we have buffer limits
that prevent this from being fully used and creating errors.

Modify the code to allow for up to 16k mtu

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2020-03-21 08:22:51 -04:00
parent c133ddca17
commit 207a142936
2 changed files with 2 additions and 2 deletions
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2
isisd/isis_bpf.c
View File

@ -73,7 +73,7 @@ static const uint8_t ALL_ISS[6] = {0x09, 0x00, 0x2B, 0x00, 0x00, 0x05};
static const uint8_t ALL_ESS[6] = {0x09, 0x00, 0x2B, 0x00, 0x00, 0x04};
#endif
static char sock_buff[8192];
static char sock_buff[16384];
static int open_bpf_dev(struct isis_circuit *circuit)
{

2
isisd/isis_dlpi.c
View File

@ -62,7 +62,7 @@ static const uint8_t ALL_ISS[6] = {0x09, 0x00, 0x2B, 0x00, 0x00, 0x05};
static const uint8_t ALL_ESS[6] = {0x09, 0x00, 0x2B, 0x00, 0x00, 0x04};
#endif
static uint8_t sock_buff[8192];
static uint8_t sock_buff[16384];
static unsigned short pf_filter[] = {
ENF_PUSHWORD + 0, /* Get the SSAP/DSAP values */