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From: Paul Bolle <pebolle@tiscali.nl>
To: Martin Walch <walch.martin@web.de>
Cc: linux-kernel@vger.kernel.org,
	Mauro Carvalho Chehab <m.chehab@samsung.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Larry Finger <Larry.Finger@lwfinger.net>,
	linux-media@vger.kernel.org, devel@driverdev.osuosl.org
Subject: Re: [kconfig] update: results of some syntactical checks
Date: Sat, 02 Nov 2013 20:20:54 +0100	[thread overview]
Message-ID: <1383420054.4378.3.camel@x220.thuisdomein> (raw)
In-Reply-To: <3513955.N5RNgL3hPx@tacticalops>

On Sun, 2013-10-20 at 00:03 +0200, Martin Walch wrote:
> drivers/media/common/siano/Kconfig:21-26
> > config SMS_SIANO_DEBUGFS
> >	bool "Enable debugfs for smsdvb"
> >	depends on SMS_SIANO_MDTV
> >	depends on DEBUG_FS
> >	depends on SMS_USB_DRV
> >	depends on CONFIG_SMS_USB_DRV = CONFIG_SMS_SDIO_DRV
> 
> The last line adds the dependency CONFIG_SMS_USB_DRV = CONFIG_SMS_SDIO_DRV.
> This expression does not look sound as those two symbols are not declared
> anywhere. So, the two strings CONFIG_SMS_USB_DRV and CONFIG_SMS_SDIO_DRV
> are compared, yielding always 'n'. As a result, SMS_SIANO_DEBUGFS will never
> be enabled.

Those are obvious typos. Still present in v3.12-rc7. Perhaps you'd like
to send the trivial patch to fix this?

> Probably, it was meant to say something like
> >	depends on SMS_USB_DRV = SMS_SDIO_DRV
> 
> Two other config sections that probably behave differently than expected:
> 
> drivers/staging/rtl8188eu/Kconfig: 13-15
> > config 88EU_AP_MODE
> >	bool "Realtek RTL8188EU AP mode"
> >	default Y
> 
> drivers/staging/rtl8188eu/Kconfig: 21-23
> > config 88EU_P2P
> >	bool "Realtek RTL8188EU Peer-to-peer mode"
> >	default Y
> 
> The capital Y is different from the lowercase y. While y is an actually
> hard coded constant symbol, Y is undeclared and evaluates to n.
> The default values are probably only for convenience, so 88EU_AP_MODE and
> 88EU_P2P are activated together with 8188EU. They still can be turned off.
> Anyway, it should probably say "default y" in both cases.

Ditto. 


Paul Bolle


  reply	other threads:[~2013-11-02 19:26 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-19 22:03 [kconfig] update: results of some syntactical checks Martin Walch
2013-11-02 19:20 ` Paul Bolle [this message]
2013-11-02 19:40   ` Mauro Carvalho Chehab
2013-11-02 19:55     ` Paul Bolle
2014-02-11 12:45     ` Paul Bolle
2014-04-16 15:47       ` [PATCH] [media] sms: Remove CONFIG_ prefix from Kconfig symbols Paul Bolle
2014-06-16 12:38         ` Paul Bolle

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