linux-kernel - Re: [PATCH 4/8]drivers:tmp.c Fix warning: variable 'rc' set but not used

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Date:	Mon, 14 Jun 2010 23:49:49 -0400
From:	Valdis.Kletnieks@...edu
To:	"Justin P. Mattock" <justinmattock@...il.com>
Cc:	linux-kernel@...r.kernel.org, reiserfs-devel@...r.kernel.org,
	linux-bluetooth@...r.kernel.org, clemens@...isch.de,
	debora@...ux.vnet.ibm.com, dri-devel@...ts.freedesktop.org,
	linux-i2c@...r.kernel.org, linux1394-devel@...ts.sourceforge.net,
	linux-media@...r.kernel.org
Subject: Re: [PATCH 4/8]drivers:tmp.c Fix warning: variable 'rc' set but not used

On Mon, 14 Jun 2010 19:12:31 PDT, "Justin P. Mattock" said:

> what I tried was this:
> 
> if (!rc)
> 	printk("test........"\n")
> 
> and everything looked good,
> but as a soon as I changed
> 
> rc = transmit_cmd(chip,&tpm_cmd, TPM_INTERNAL_RESULT_SIZE,
>     			"attempting to determine the timeouts");
> 
> to this:
> 
> rc = transmit_cmd(chip,&tpm_cmd, TPM_INTERNAL_RESULT_SIZE);
> 
> if (!rc)
> 	printk("attempting to determine the timeouts\n");

*baffled* Why did you think that would work? transmit_cmd()s signature
has 4 parameters.

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