From: <gregkh@linuxfoundation.org>
To: hiromitsu.yamasaki.ym@renesas.com, alexander.levin@verizon.com,
broonie@kernel.org, dirk.behme@de.bosch.com,
geert+renesas@glider.be, gregkh@linuxfoundation.org,
horms+renesas@verge.net.au
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "spi: sh-msiof: Fix DMA transfer size check" has been added to the 3.18-stable tree
Date: Tue, 05 Dec 2017 18:30:59 +0100 [thread overview]
Message-ID: <151249505919987@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
spi: sh-msiof: Fix DMA transfer size check
to the 3.18-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
spi-sh-msiof-fix-dma-transfer-size-check.patch
and it can be found in the queue-3.18 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From foo@baz Tue Dec 5 18:18:39 CET 2017
From: Hiromitsu Yamasaki <hiromitsu.yamasaki.ym@renesas.com>
Date: Thu, 2 Nov 2017 10:32:36 +0100
Subject: spi: sh-msiof: Fix DMA transfer size check
From: Hiromitsu Yamasaki <hiromitsu.yamasaki.ym@renesas.com>
[ Upstream commit 36735783fdb599c94b9c86824583df367c65900b ]
DMA supports 32-bit words only,
even if BITLEN1 of SITMDR2 register is 16bit.
Fixes: b0d0ce8b6b91 ("spi: sh-msiof: Add DMA support")
Signed-off-by: Hiromitsu Yamasaki <hiromitsu.yamasaki.ym@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Dirk Behme <dirk.behme@de.bosch.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/spi/spi-sh-msiof.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/spi/spi-sh-msiof.c
+++ b/drivers/spi/spi-sh-msiof.c
@@ -818,7 +818,7 @@ static int sh_msiof_transfer_one(struct
break;
copy32 = copy_bswap32;
} else if (bits <= 16) {
- if (l & 1)
+ if (l & 3)
break;
copy32 = copy_wswap32;
} else {
Patches currently in stable-queue which might be from hiromitsu.yamasaki.ym@renesas.com are
queue-3.18/spi-sh-msiof-fix-dma-transfer-size-check.patch
reply other threads:[~2017-12-05 17:31 UTC|newest]
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