netdev - Re: [PATCH -next] can: mscan: mpc5xxx: Use of_property

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Message-ID: <20230221084206.zxnyanfoox4gqghm@pengutronix.de>
Date:   Tue, 21 Feb 2023 09:42:06 +0100
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     Yang Li <yang.lee@...ux.alibaba.com>
Cc:     kuba@...nel.org, davem@...emloft.net, wg@...ndegger.com,
        edumazet@...gle.com, pabeni@...hat.com, linux-can@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] can: mscan: mpc5xxx: Use of_property_present()
 helper

On 21.02.2023 10:45:41, Yang Li wrote:
> Use of_property_present() instead of of_get_property/of_find_property()
> in places where we just need to test presence of a property.
> 
> Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>

NAK!

Besides the things Pavan Chebbi says, this is not even compile:

| drivers/net/can/mscan/mpc5xxx_can.c: In function ‘mpc5xxx_can_probe’:
| drivers/net/can/mscan/mpc5xxx_can.c:318:22: error: implicit declaration of function ‘of_property_present’; did you mean ‘fwnode_property_present’? [-Werror=implicit-function-declaration]
|   318 |         clock_name = of_property_present(np, "fsl,mscan-clock-source");
|       |                      ^~~~~~~~~~~~~~~~~~~
|       |                      fwnode_property_present
| drivers/net/can/mscan/mpc5xxx_can.c:318:20: error: assignment to ‘const char *’ from ‘int’ makes pointer from integer without a cast [-Werror=int-conversion]
|   318 |         clock_name = of_property_present(np, "fsl,mscan-clock-source");
|       |                    ^
| cc1: all warnings being treated as errors

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
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