[PATCH 38/40] Staging: hv: storvsc: Fixup srb_status for INQUIRY and MODE_SENSE
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STALE5574d
From: "K. Y. Srinivasan" <kys@microsoft.com>
Date: 2011-06-29 14:26:46
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Subsystem:
staging subsystem, the rest · Maintainers:
Greg Kroah-Hartman, Linus Torvalds
The current handler on the Windows Host does not correctly handle INQUIRY and MODE_SENSE commands with some options. Fixup srb_status in these cases since the failure is not fatal. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Abhishek Kane <redacted> Signed-off-by: Hank Janssen <redacted> --- drivers/staging/hv/storvsc_drv.c | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index 42689d3..0785947 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c@@ -542,6 +542,18 @@ static void storvsc_on_io_completion(struct hv_device *device, stor_pkt = &request->vstor_packet; + /* + * The current SCSI handling on the host side does + * not correctly handle: + * INQUIRY command with page code parameter set to 0x80 + * MODE_SENSE command with cmd[2] == 0x1c + * + * Setup srb status so this won't be fatal. + */ + + if ((stor_pkt->vm_srb.cdb[0] == INQUIRY) || + (stor_pkt->vm_srb.cdb[0] == MODE_SENSE)) + vstor_packet->vm_srb.srb_status = 0; /* Copy over the status...etc */ stor_pkt->vm_srb.scsi_status = vstor_packet->vm_srb.scsi_status;
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1.7.4.1