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Date:      Fri, 14 Oct 2016 05:32:47 +0000 (UTC)
From:      Sepherosa Ziehau <sephe@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r307261 - head/sys/dev/hyperv/storvsc
Message-ID:  <201610140532.u9E5WlqF022380@repo.freebsd.org>

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Author: sephe
Date: Fri Oct 14 05:32:47 2016
New Revision: 307261
URL: https://svnweb.freebsd.org/changeset/base/307261

Log:
  hyperv/stor: Fix off-by-one bug; this brings back TRIM support.
  
  Submitted by:	Hongjiang Zhang <honzhan microsoft com>
  Reported by:	Lili Deng <v-lide microsoft com>
  MFC after:	3 days
  Sponsored by:	Microsoft
  Differential Revision:	https://reviews.freebsd.org/D8238

Modified:
  head/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c

Modified: head/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c
==============================================================================
--- head/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c	Fri Oct 14 05:05:23 2016	(r307260)
+++ head/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c	Fri Oct 14 05:32:47 2016	(r307261)
@@ -2210,7 +2210,7 @@ storvsc_io_done(struct hv_storvsc_reques
 				    resp_buf[3], resp_buf[4]);
 			}
 			if (vm_srb->srb_status == SRB_STATUS_SUCCESS &&
-			    data_len > SHORT_INQUIRY_LENGTH) {
+			    data_len >= SHORT_INQUIRY_LENGTH) {
 				char vendor[16];
 
 				cam_strvis(vendor, inq_data->vendor,



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