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scsi: storvsc: properly handle SRB_ERROR when sense message is present

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commit bba5dc332ec2d3a685cb4dae668c793f6a3713a3 upstream.

When sense message is present on error, we should pass along to the upper
layer to decide how to deal with the error.
This patch fixes connectivity issues with Fiber Channel devices.

Signed-off-by: Long Li <longli@microsoft.com>
Reviewed-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Long Li 2016-12-14 18:46:02 -08:00 committed by Greg Kroah-Hartman
parent 5cdc8193ac
commit 80bccab34a
1 changed files with 7 additions and 0 deletions
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7
drivers/scsi/storvsc_drv.c
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@ -865,6 +865,13 @@ static void storvsc_handle_error(struct vmscsi_request *vm_srb,
switch (SRB_STATUS(vm_srb->srb_status)) {
case SRB_STATUS_ERROR:
/*
* Let upper layer deal with error when
* sense message is present.
*/
if (vm_srb->srb_status & SRB_STATUS_AUTOSENSE_VALID)
break;
/*
* If there is an error; offline the device since all
* error recovery strategies would have already been