scsi: qedf: fixup locking in qedf_restart_rport()
fc_rport_create() needs to be called with disc_mutex held. And we should re-assign the 'rdata' pointer in case it got changed. Signed-off-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Saurav Kashyap <skashyap@marvell.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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@ -380,10 +380,16 @@ void qedf_restart_rport(struct qedf_rport *fcport)
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QEDF_ERR(&(fcport->qedf->dbg_ctx),
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"LOGO port_id=%x.\n", port_id);
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fc_rport_logoff(rdata);
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mutex_lock(&lport->disc.disc_mutex);
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/* Recreate the rport and log back in */
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rdata = fc_rport_create(lport, port_id);
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if (rdata)
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if (rdata) {
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mutex_unlock(&lport->disc.disc_mutex);
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fc_rport_login(rdata);
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fcport->rdata = rdata;
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} else {
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mutex_unlock(&lport->disc.disc_mutex);
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}
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}
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clear_bit(QEDF_RPORT_IN_RESET, &fcport->flags);
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}
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