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| author | Oliver Smith <osmith@sysmocom.de> | 2024-03-04 10:33:09 +0100 |
|---|---|---|
| committer | Oliver Smith <osmith@sysmocom.de> | 2024-03-04 11:15:07 +0100 |
| commit | 19a506b705c83468f5917210ae0a7736a921c9b1 (patch) | |
| tree | 2d92c5c5dc1ddb2d7bf4d4919bce4ff72975fc45 | |
| parent | ea6c02ac1ffafaedd0f09210d5f7dbe41b6b2aad (diff) | |
Add clear error for kernel not supporting IPv6
Make it clear to the user, that if adding a tunnel fails with kernel GTP
and IPv6: the reason is that the kernel doesn't support IPv6 yet.
Related: OS#6096
Change-Id: I1d3c8cbb51212c91136292347dad9529a5c58a31
| -rw-r--r-- | ggsn/ggsn.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ggsn/ggsn.c b/ggsn/ggsn.c index 0cd0feb..0603773 100644 --- a/ggsn/ggsn.c +++ b/ggsn/ggsn.c @@ -534,6 +534,8 @@ int create_context_ind(struct pdp_t *pdp) if (apn->cfg.gtpu_mode == APN_GTPU_MODE_KERNEL_GTP) { if (gtp_kernel_tunnel_add(pdp, apn->tun.cfg.dev_name) < 0) { LOGPPDP(LOGL_ERROR, pdp, "Cannot add tunnel to kernel: %s\n", strerror(errno)); + if (addrv6 && errno == EINVAL) + LOGPPDP(LOGL_ERROR, pdp, "Maybe your kernel does not support GTP-U with IPv6 yet?\n"); gtp_create_context_resp(gsn, pdp, GTPCAUSE_SYS_FAIL); return 0; } |