From: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Date: Thu, 5 Mar 2009 15:10:56 +0000 (+0100)
Subject: ide-iops: fix odd-length ATAPI PIO transfers
X-Git-Tag: firefly_0821_release~15374^2~5
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a509538d4fb4f99cdf0a095213d57cc3b2347615;p=firefly-linux-kernel-4.4.55.git

ide-iops: fix odd-length ATAPI PIO transfers

Commit 9567b349f7e7dd7e2483db99ee8e4a6fe0caca38 (ide: merge ->atapi_*put_bytes
and ->ata_*put_data methods) introduced a regression  WRT the odd-length ATAPI
PIO transfers -- the final word didn't get written (causing command timeouts).

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---

diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index 753b92ebe0ae..b1892bd95c6f 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -315,6 +315,8 @@ void ide_output_data(ide_drive_t *drive, struct request *rq, void *buf,
 	u8 io_32bit = drive->io_32bit;
 	u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0;
 
+	len++;
+
 	if (io_32bit) {
 		unsigned long uninitialized_var(flags);