From: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Gao Pan <pandy.gao-3arQi8VN3Tc@public.gmane.org>
Cc: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
pandy.gao-3arQi8VN3Tc@public.gmane.org,
frank.li-3arQi8VN3Tc@public.gmane.org,
fugang.duan-3arQi8VN3Tc@public.gmane.org
Subject: Applied "spi: imx: fix potential shift truncation" to the spi tree
Date: Fri, 25 Nov 2016 13:10:34 +0000 [thread overview]
Message-ID: <E1cAGGw-0005JE-GG@debutante> (raw)
In-Reply-To: <1479985484-6641-2-git-send-email-pandy.gao-3arQi8VN3Tc@public.gmane.org>
The patch
spi: imx: fix potential shift truncation
has been applied to the spi tree at
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git
All being well this means that it will be integrated into the linux-next
tree (usually sometime in the next 24 hours) and sent to Linus during
the next merge window (or sooner if it is a bug fix), however if
problems are discovered then the patch may be dropped or reverted.
You may get further e-mails resulting from automated or manual testing
and review of the tree, please engage with people reporting problems and
send followup patches addressing any issues that are reported if needed.
If any updates are required or you are submitting further changes they
should be sent as incremental updates against current git, existing
patches will not be replaced.
Please add any relevant lists and maintainers to the CCs when replying
to this mail.
Thanks,
Mark
>From e3a49390ebefec6f7e3d447b5ba3ba253dd51145 Mon Sep 17 00:00:00 2001
From: Gao Pan <pandy.gao-3arQi8VN3Tc@public.gmane.org>
Date: Thu, 24 Nov 2016 19:04:43 +0800
Subject: [PATCH] spi: imx: fix potential shift truncation
There is a static checker warning in fsl_lpspi_set_cmd().
I intended to write "temp |= (fsl_lpspi->config.mode & 0x3) << 30",
but used "temp |= (fsl_lpspi->config.mode & 0x11) << 30" by mistake.
This patch fixes this potential shift truncation.
Signed-off-by: Gao Pan <pandy.gao-3arQi8VN3Tc@public.gmane.org>
Signed-off-by: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
---
drivers/spi/spi-fsl-lpspi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/spi-fsl-lpspi.c b/drivers/spi/spi-fsl-lpspi.c
index d7ce32aa083b..18a269d2e2f8 100644
--- a/drivers/spi/spi-fsl-lpspi.c
+++ b/drivers/spi/spi-fsl-lpspi.c
@@ -215,7 +215,7 @@ static void fsl_lpspi_set_cmd(struct fsl_lpspi_data *fsl_lpspi,
temp |= fsl_lpspi->config.bpw - 1;
temp |= fsl_lpspi->config.prescale << 27;
- temp |= (fsl_lpspi->config.mode & 0x11) << 30;
+ temp |= (fsl_lpspi->config.mode & 0x3) << 30;
temp |= (fsl_lpspi->config.chip_select & 0x3) << 24;
/*
--
2.10.2
--
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next prev parent reply other threads:[~2016-11-25 13:10 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-24 11:04 [Patch V1 1/3] spi: imx: replace schedule() with cond_resched() Gao Pan
[not found] ` <1479985484-6641-1-git-send-email-pandy.gao-3arQi8VN3Tc@public.gmane.org>
2016-11-24 11:04 ` [Patch V1 2/3] spi: imx: fix potential shift truncation Gao Pan
[not found] ` <1479985484-6641-2-git-send-email-pandy.gao-3arQi8VN3Tc@public.gmane.org>
2016-11-25 13:10 ` Mark Brown [this message]
2016-11-24 11:04 ` [Patch V1 3/3] spi: imx: use prepare_transfer_hardware() for lpspi Gao Pan
[not found] ` <1479985484-6641-3-git-send-email-pandy.gao-3arQi8VN3Tc@public.gmane.org>
2016-11-25 13:10 ` Applied "spi: imx: use prepare_transfer_hardware() for lpspi" to the spi tree Mark Brown
2016-11-25 13:10 ` Applied "spi: imx: replace schedule() with cond_resched()" " Mark Brown
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