File 0234-scsi-block-fix-direction-of-BYTCHK-.patch of Package qemu

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File 0234-scsi-block-fix-direction-of-BYTCHK-.patch of Package qemu

From: Paolo Bonzini <pbonzini@redhat.com>
Date: Tue, 3 Jan 2017 18:20:28 +0100
Subject: scsi-block: fix direction of BYTCHK test for VERIFY commands

The direction is wrong; scsi_block_is_passthrough returns
false for commands that *can* use sglists.

Reported-by: Zhang Qian <zhangqian@sangfor.com.cn>
Fixes: 8fdc7839e40f43a426bc7e858cf1dbfe315a3804
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 1f8af0d186abf9ef775a74d41bf2852ed8d59b63)
[LM: BSC#1043176]
Signed-off-by: Lin Ma <lma@suse.com>
---
 hw/scsi/scsi-disk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c
index 788312f2ed5e84c95eb2a0cb4572..8bae9d81cd16a1c17db3ce70abd9 100644
--- a/hw/scsi/scsi-disk.c
+++ b/hw/scsi/scsi-disk.c
@@ -2689,7 +2689,7 @@ static bool scsi_block_is_passthrough(SCSIDiskState *s, uint8_t *buf)
          * for the number of logical blocks specified in the length
          * field).  For other modes, do not use scatter/gather operation.
          */
-        if ((buf[1] & 6) != 2) {
+        if ((buf[1] & 6) == 2) {
             return false;
         }
         break;

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File 0234-scsi-block-fix-direction-of-BYTCHK-.patch of Package qemu

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