Messages in this thread | | | Date | Fri, 1 Dec 2017 17:21:08 -0800 | From | Moritz Fischer <> | Subject | Re: [PATCH] fpga: socfpga-a10: disable clk on error in socfpga_a10_fpga_probe() |
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Hi Alexey,
On Fri, Dec 01, 2017 at 11:26:24PM +0300, Alexey Khoroshilov wrote: > If fpga_mgr_register() fails, a clock is left undisabled. > > Found by Linux Driver Verification project (linuxtesting.org). > > Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru> Reviewed-by: Moritz Fischer <mdf@kernel.org> > --- > drivers/fpga/socfpga-a10.c | 8 +++++++- > 1 file changed, 7 insertions(+), 1 deletion(-) > > diff --git a/drivers/fpga/socfpga-a10.c b/drivers/fpga/socfpga-a10.c > index f8770af0f6b5..a46e343a5b72 100644 > --- a/drivers/fpga/socfpga-a10.c > +++ b/drivers/fpga/socfpga-a10.c > @@ -519,8 +519,14 @@ static int socfpga_a10_fpga_probe(struct platform_device *pdev) > return -EBUSY; > } > > - return fpga_mgr_register(dev, "SoCFPGA Arria10 FPGA Manager", > + ret = fpga_mgr_register(dev, "SoCFPGA Arria10 FPGA Manager", > &socfpga_a10_fpga_mgr_ops, priv); > + if (ret) { > + clk_disable_unprepare(priv->clk); > + return ret; > + } > + > + return 0; > } > > static int socfpga_a10_fpga_remove(struct platform_device *pdev) > -- > 2.7.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-fpga" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html
Thanks for your patch,
Moritz
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