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From: Sylwester Nawrocki <s.nawrocki@samsung.com>
To: cw00.choi@samsung.com
Cc: "myungjoo.ham@samsung.com" <myungjoo.ham@samsung.com>,
	"Kyungmin Park" <kyungmin.park@samsung.com>,
	"Krzysztof Kozłowski" <k.kozlowski@samsung.com>,
	"Kukjin Kim" <kgene@kernel.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Pawel Moll" <pawel.moll@arm.com>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Ian Campbell" <ijc+devicetree@hellion.org.uk>,
	"Kumar Gala" <galak@codeaurora.org>,
	"Russell King - ARM Linux" <linux@arm.linux.org.uk>,
	"Anand Moon" <linux.amoon@gmail.com>,
	"Markus Reichl" <m.reichl@fivetechno.de>,
	"Tobias Jakobi" <tjakobi@math.uni-bielefeld.de>,
	"inki.dae@samsung.com" <inki.dae@samsung.com>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	linux-samsung-soc <linux-samsung-soc@vger.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	devicetree <devicetree@vg>
Subject: Re: [PATCH v7 01/20] PM / devfreq: exynos: Add generic exynos bus frequency driver
Date: Thu, 31 Mar 2016 14:54:28 +0200	[thread overview]
Message-ID: <56FD1E04.8050808@samsung.com> (raw)
In-Reply-To: <CAGTfZH0mgxyQPKBTX=ZXgtSn=bQ2zAMSNMHfO+OXh3U5qrUr4g@mail.gmail.com>

On 03/31/2016 02:28 PM, Chanwoo Choi wrote:
>> > You should use IS_ERR() instead of IS_ERR_OR_NULL(), since functions
>> > of which the return value is being tested return only ERR_PTR() values.
>> > IS_ERR_OR_NULL() suggest NULL values are possible and then constructs
>> > like
>> >         if (IS_ERR_OR_NULL(result))
>> >                 return PTR_ERR(result);
>> >
>> > are not correct anyway.
>
> OK. I'll use IS_ERR() instead of IS_ERR_OR_NULL()

Thanks, I forgot to mention there is similar issue in patches
5/20 and 6/20.

--
Regards
Sylwester

WARNING: multiple messages have this Message-ID (diff)
From: s.nawrocki@samsung.com (Sylwester Nawrocki)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v7 01/20] PM / devfreq: exynos: Add generic exynos bus frequency driver
Date: Thu, 31 Mar 2016 14:54:28 +0200	[thread overview]
Message-ID: <56FD1E04.8050808@samsung.com> (raw)
In-Reply-To: <CAGTfZH0mgxyQPKBTX=ZXgtSn=bQ2zAMSNMHfO+OXh3U5qrUr4g@mail.gmail.com>

On 03/31/2016 02:28 PM, Chanwoo Choi wrote:
>> > You should use IS_ERR() instead of IS_ERR_OR_NULL(), since functions
>> > of which the return value is being tested return only ERR_PTR() values.
>> > IS_ERR_OR_NULL() suggest NULL values are possible and then constructs
>> > like
>> >         if (IS_ERR_OR_NULL(result))
>> >                 return PTR_ERR(result);
>> >
>> > are not correct anyway.
>
> OK. I'll use IS_ERR() instead of IS_ERR_OR_NULL()

Thanks, I forgot to mention there is similar issue in patches
5/20 and 6/20.

--
Regards
Sylwester

WARNING: multiple messages have this Message-ID (diff)
From: Sylwester Nawrocki <s.nawrocki@samsung.com>
To: cw00.choi@samsung.com
Cc: "myungjoo.ham@samsung.com" <myungjoo.ham@samsung.com>,
	"Kyungmin Park" <kyungmin.park@samsung.com>,
	"Krzysztof Kozłowski" <k.kozlowski@samsung.com>,
	"Kukjin Kim" <kgene@kernel.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Pawel Moll" <pawel.moll@arm.com>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Ian Campbell" <ijc+devicetree@hellion.org.uk>,
	"Kumar Gala" <galak@codeaurora.org>,
	"Russell King - ARM Linux" <linux@arm.linux.org.uk>,
	"Anand Moon" <linux.amoon@gmail.com>,
	"Markus Reichl" <m.reichl@fivetechno.de>,
	"Tobias Jakobi" <tjakobi@math.uni-bielefeld.de>,
	"inki.dae@samsung.com" <inki.dae@samsung.com>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	linux-samsung-soc <linux-samsung-soc@vger.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	devicetree <devicetree@vger.kernel.org>
Subject: Re: [PATCH v7 01/20] PM / devfreq: exynos: Add generic exynos bus frequency driver
Date: Thu, 31 Mar 2016 14:54:28 +0200	[thread overview]
Message-ID: <56FD1E04.8050808@samsung.com> (raw)
In-Reply-To: <CAGTfZH0mgxyQPKBTX=ZXgtSn=bQ2zAMSNMHfO+OXh3U5qrUr4g@mail.gmail.com>

On 03/31/2016 02:28 PM, Chanwoo Choi wrote:
>> > You should use IS_ERR() instead of IS_ERR_OR_NULL(), since functions
>> > of which the return value is being tested return only ERR_PTR() values.
>> > IS_ERR_OR_NULL() suggest NULL values are possible and then constructs
>> > like
>> >         if (IS_ERR_OR_NULL(result))
>> >                 return PTR_ERR(result);
>> >
>> > are not correct anyway.
>
> OK. I'll use IS_ERR() instead of IS_ERR_OR_NULL()

Thanks, I forgot to mention there is similar issue in patches
5/20 and 6/20.

--
Regards
Sylwester

  reply	other threads:[~2016-03-31 12:54 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-31  9:05 [PATCH v7 00/20] PM / devferq: Add generic exynos bus frequency driver and new passive governor Chanwoo Choi
2016-03-31  9:05 ` Chanwoo Choi
2016-03-31  9:05 ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 01/20] PM / devfreq: exynos: Add generic exynos bus frequency driver Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31 12:10   ` Sylwester Nawrocki
2016-03-31 12:10     ` Sylwester Nawrocki
2016-03-31 12:28     ` Chanwoo Choi
2016-03-31 12:28       ` Chanwoo Choi
2016-03-31 12:28       ` Chanwoo Choi
2016-03-31 12:54       ` Sylwester Nawrocki [this message]
2016-03-31 12:54         ` Sylwester Nawrocki
2016-03-31 12:54         ` Sylwester Nawrocki
     [not found] ` <1459415165-32613-1-git-send-email-cw00.choi-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2016-03-31  9:05   ` [PATCH v7 02/20] PM / devfreq: exynos: Add documentation for " Chanwoo Choi
2016-03-31  9:05     ` Chanwoo Choi
2016-03-31  9:05     ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 03/20] PM / devfreq: Add devfreq_get_devfreq_by_phandle() Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 04/20] PM / devfreq: Add new DEVFREQ_TRANSITION_NOTIFIER notifier Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 05/20] PM / devfreq: Add new passive governor Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 06/20] PM / devfreq: exynos: Add support of bus frequency of sub-blocks using " Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 07/20] PM / devfreq: exynos: Update documentation for bus devices " Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 08/20] PM / devfreq: exynos: Add the detailed correlation between sub-blocks and power line Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 09/20] PM / devfreq: exynos: Remove unused exynos4/5 busfreq driver Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 10/20] MAINTAINERS: Add samsung bus frequency driver entry Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 11/20] ARM: dts: Add DMC bus node for Exynos3250 Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 12/20] ARM: dts: Add DMC bus frequency for exynos3250-rinato/monk Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 13/20] ARM: dts: Add bus nodes using VDD_INT for Exynos3250 Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:05 ` [PATCH v7 14/20] ARM: dts: Add bus nodes using VDD_MIF for Exynos4x12 Chanwoo Choi
2016-03-31  9:05   ` Chanwoo Choi
2016-03-31  9:06 ` [PATCH v7 15/20] ARM: dts: Add bus nodes using VDD_INT " Chanwoo Choi
2016-03-31  9:06   ` Chanwoo Choi
2016-03-31  9:06 ` [PATCH v7 16/20] ARM: dts: Add bus nodes using VDD_MIF for Exynos4210 Chanwoo Choi
2016-03-31  9:06   ` Chanwoo Choi
2016-03-31  9:06 ` [PATCH v7 17/20] ARM: dts: Add exynos4412-ppmu-common dtsi to delete duplicate PPMU nodes Chanwoo Choi
2016-03-31  9:06   ` Chanwoo Choi
2016-03-31  9:06 ` [PATCH v7 18/20] ARM: dts: Add support of bus frequency using VDD_INT for exynos3250-rinato Chanwoo Choi
2016-03-31  9:06   ` Chanwoo Choi
2016-03-31  9:06 ` [PATCH v7 19/20] ARM: dts: Expand the voltage range of buck1/3 regulator for exynos4412-odroidu3 Chanwoo Choi
2016-03-31  9:06   ` Chanwoo Choi
2016-03-31  9:06 ` [PATCH v7 20/20] ARM: dts: Add support of bus frequency for exynos4412-trats/odroidu3 Chanwoo Choi
2016-03-31  9:06   ` Chanwoo Choi
2016-03-31  9:06   ` Chanwoo Choi

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