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cxgbei: Only convert "plain" TCP connections to ISCSI.

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Reject attempts to convert a connection using a different ULP
mode: (e.g. DDP or TLS) to ISCSI.

Reported by:	Jithesh Arakkan @ Chelsio
Sponsored by:	Chelsio Communications
This commit is contained in:
John Baldwin 2021-09-13 09:57:54 -07:00
parent b7caa81576
commit f63ddf465f
1 changed files with 6 additions and 1 deletions
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7
sys/dev/cxgbe/cxgbei/icl_cxgbei.c
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@ -870,6 +870,12 @@ icl_cxgbei_conn_handoff(struct icl_conn *ic, int fd)
MPASS(tp->t_toe != NULL);
toep = tp->t_toe;
MPASS(toep->vi->adapter == icc->sc);
if (ulp_mode(toep) != ULP_MODE_NONE) {
INP_WUNLOCK(inp);
return (EINVAL);
}
icc->toep = toep;
icc->cwt = cxgbei_select_worker_thread(icc);
@ -887,7 +893,6 @@ icl_cxgbei_conn_handoff(struct icl_conn *ic, int fd)
} else
max_iso_pdus = 1;
so->so_options |= SO_NO_DDP;
toep->params.ulp_mode = ULP_MODE_ISCSI;
toep->ulpcb = icc;