linux-kernel - Re: query regarding not returning error if request

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Message-ID: <20140515185635.617d372b@linux.lan.towertech.it>
Date:	Thu, 15 May 2014 18:56:35 +0200
From:	Alessandro Zummo <a.zummo@...ertech.it>
To:	RAGHAVENDRA GANIGA <ravi23ganiga@...il.com>
Cc:	linux-kernel@...r.kernel.org, rtc-linux@...glegroups.com
Subject: Re: query regarding not returning error if request_irq fails after
 rtc registration

On Thu, 15 May 2014 22:15:14 +0530
RAGHAVENDRA GANIGA <ravi23ganiga@...il.com> wrote:

> my question is that the set_alarm and alarm_irq_enable is still active,
> so should i use some flag in the global private variable of the driver
> so that if the request irq fails, then using this flag the set_alarm
> and alarm_irq_enable can return error since there is no irq handler
> for the rtc interrupt 
> or is there any other solution 
> or let the set_alarm and alarm_irq_enable routine be as it is and will

 you can use a flag (or set the irq to -1)

-- 

 Best regards,

 Alessandro Zummo,
  Tower Technologies - Torino, Italy

  http://www.towertech.it

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