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From: Robin Murphy <robin.murphy@arm.com>
To: Markus Elfring <Markus.Elfring@web.de>,
	Julia Lawall <Julia.Lawall@lip6.fr>,
	linux@arm.linux.org.uk
Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [PATCH 01/12] arm-cci: add missing of_node_put after of_device_is_available
Date: Tue, 16 Apr 2019 14:02:01 +0100	[thread overview]
Message-ID: <b50cffe8-5fe4-eb44-adf4-48bf8604943a@arm.com> (raw)
In-Reply-To: <2c56bdcb-9354-c719-13df-38b5f1974f10@web.de>

On 14/04/2019 15:45, Markus Elfring wrote:
>> @@ -538,8 +538,10 @@  static int cci_probe(void)
>>   	struct resource res;
>>
>>   	np = of_find_matching_node(NULL, arm_cci_matches);
>> -	if (!of_device_is_available(np))
>> +	if (!of_device_is_available(np)) {
>> +		of_node_put(np);
>>   		return -ENODEV;
>> +	}
>>
>>   	ret = of_address_to_resource(np, 0, &res);
>>   	if (!ret) {
> 
> How do you think about to move this function call to an additional jump target
> for the desired exception handling?

TBH it looks like the whole thing could do with a bit of refactoring - 
strictly we should probably be dropping the node reference in all the 
other failure paths too.

Robin.

  reply	other threads:[~2019-04-16 13:02 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-23 13:20 [PATCH 00/12] " Julia Lawall
2019-02-23 13:20 ` [PATCH 01/12] arm-cci: " Julia Lawall
2019-04-01 12:48   ` Mukesh Ojha
2019-04-14 14:45   ` Markus Elfring
2019-04-16 13:02     ` Robin Murphy [this message]
2019-02-23 13:20 ` [PATCH 02/12] drm/tegra: rgb: " Julia Lawall
2019-04-01 12:49   ` Mukesh Ojha
2019-04-14 15:01   ` Markus Elfring
2019-02-23 13:20 ` [PATCH 03/12] PowerPC-83xx: " Julia Lawall
2019-04-01 12:49   ` Mukesh Ojha
2019-04-14 15:25   ` Markus Elfring
2019-02-23 13:20 ` [PATCH 04/12] phy: tegra: " Julia Lawall
2019-04-01 12:50   ` Mukesh Ojha
2019-04-14 15:42   ` Markus Elfring
2019-02-23 13:20 ` [PATCH 05/12] tee: optee: " Julia Lawall
2019-02-28 11:17   ` Jens Wiklander
2019-02-23 13:20 ` [PATCH 06/12] omapfb: " Julia Lawall
2019-04-01 12:07   ` Bartlomiej Zolnierkiewicz
2019-02-23 13:20 ` [PATCH 07/12] drm: omapdrm: " Julia Lawall
2019-04-01 12:58   ` Mukesh Ojha
2019-02-23 13:20 ` [PATCH 08/12] crypto: " Julia Lawall
2019-02-28  6:39   ` Herbert Xu
2019-02-23 13:20 ` [PATCH 09/12] meson-gx-socinfo: " Julia Lawall
2019-03-12 20:28   ` Kevin Hilman
2019-04-14 16:12   ` Markus Elfring
2019-02-23 13:20 ` [PATCH 10/12] cpufreq: ap806: " Julia Lawall
2019-02-25  4:29   ` Viresh Kumar
2019-02-23 13:20 ` [PATCH 11/12] ARM: OMAP2+: " Julia Lawall
2019-03-22 22:24   ` Tony Lindgren
2019-04-14 16:38   ` [11/12] " Markus Elfring
2019-04-14 16:49     ` Julia Lawall
2019-02-23 13:20 ` [PATCH 12/12] drivers: firmware: psci: " Julia Lawall
2019-04-01 12:47   ` Mukesh Ojha

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