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iscsi: Handle spdk_get_pdu() failure in spdk_iscsi_op_logout()

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Prepares spdk_iscsi_op_logout() to handle the case where
spdk_get_pdu() will return NULL in a future patch instead
of abort()'ing.

Change-Id: I31f854741906023c734151e3b00b939cdafb2ec4
Signed-off-by: Lance Hartmann <lance.hartmann@oracle.com>
Reviewed-on: https://review.gerrithub.io/403864
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
This commit is contained in:
Lance Hartmann 2018-03-14 12:47:56 -04:00 committed by Jim Harris
parent a37939694c
commit 7734777a25
1 changed files with 3 additions and 0 deletions
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3
lib/iscsi/iscsi.c
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@ -2527,6 +2527,9 @@ spdk_iscsi_op_logout(struct spdk_iscsi_conn *conn, struct spdk_iscsi_pdu *pdu)
/* response PDU */
rsp_pdu = spdk_get_pdu();
if (rsp_pdu == NULL) {
return SPDK_ISCSI_CONNECTION_FATAL;
}
rsph = (struct iscsi_bhs_logout_resp *)&rsp_pdu->bhs;
rsp_pdu->data = NULL;
rsph->opcode = ISCSI_OP_LOGOUT_RSP;