scsi: qla2xxx: Fix duplicate switch database entries
The response data buffer used in switch scan is reused 4 times. (For example,
for commands GPN_FT, GNN_FT for FCP and FC-NVME) Before driver reuses this
buffer, clear it to prevent duplicate entries in our database.
Fixes: a4239945b8
("scsi: qla2xxx: Add switch command to simplify fabric discovery"
Cc: <stable@vger.kernel.org>
Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Reviewed-by: Ewan D. Milne <emilne@redhat.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
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db186382af
Коммит
732ee9a912
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@ -4193,9 +4193,9 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp)
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sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
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qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
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rspsz = sizeof(struct ct_sns_gpnft_rsp) +
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((vha->hw->max_fibre_devices - 1) *
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sizeof(struct ct_sns_gpn_ft_data));
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rspsz = sp->u.iocb_cmd.u.ctarg.rsp_size;
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memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size);
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memset(sp->u.iocb_cmd.u.ctarg.req, 0, sp->u.iocb_cmd.u.ctarg.req_size);
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ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
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/* CT_IU preamble */
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