drivers: scsi: storvsc: Correctly handle TEST_UNIT_READY failure
commit 3533f8603d
upstream.
On some Windows hosts on FC SANs, TEST_UNIT_READY can return SRB_STATUS_ERROR.
Correctly handle this. Note that there is sufficient sense information to
support scsi error handling even in this case.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -1018,6 +1018,13 @@ static void storvsc_handle_error(struct vmscsi_request *vm_srb,
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case ATA_12:
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set_host_byte(scmnd, DID_PASSTHROUGH);
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break;
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/*
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* On Some Windows hosts TEST_UNIT_READY command can return
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* SRB_STATUS_ERROR, let the upper level code deal with it
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* based on the sense information.
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*/
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case TEST_UNIT_READY:
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break;
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default:
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set_host_byte(scmnd, DID_TARGET_FAILURE);
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}
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