From mboxrd@z Thu Jan  1 00:00:00 1970
From: SF Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 22 Aug 2017 13:15:02 +0000
Subject: Re: [alsa-devel] ALSA: pcsp: Use common error handling code in snd_card_pcsp_probe()
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To: Takashi Iwai <tiwai@suse.de>, alsa-devel@alsa-project.org
Cc: kernel-janitors@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>, Dan Carpenter <dan.carpenter@oracle.com>

>> Is it appropriate to treat non-zero values as error codes there generally?
> 
> No, it can't be in general.

I got the impression that the functions which are called at the updated places
by the function “snd_card_pcsp_probe” indicate a successful execution
only by zero so far.


> Lots of functions return a positive value, too.

Would you like to point any example out from the programming interface?

Regards,
Markus