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Re: error in reading frame-buffer device

To: linux-india-programmers@xxxxxxxxxxxxxxxxxxxxx
Subject: Re: error in reading frame-buffer device
From: Arun Sharma <arun@xxxxxxxxxxxxxxx>
Date: Wed, 18 Apr 2001 10:01:03 -0700
In-reply-to: <Pine.LNX.4.04.10104181248010.28727-100000@xxxxxxxxxxxxxxxxxxxxxxxxx>; from sreangsua@xxxxxxxxxxxxxxxxxxxxx on Wed, Apr 18, 2001 at 12:48:36PM +0530
References: <Pine.LNX.4.04.10104181220120.21788-100000@xxxxxxxxxxxxxxxxxxxxx> <Pine.LNX.4.04.10104181248010.28727-100000@xxxxxxxxxxxxxxxxxxxxxxxxx>
User-agent: Mutt/1.2i

On Wed, Apr 18, 2001 at 12:48:36PM +0530, sreangsu acharyya wrote:
> On Wed, 18 Apr 2001, shubhendu wrote:
> 
> > i want to open  /dev/fb* for doing ioctl on it 
> > my problem is open always returns -1 
> 
> i hope the program was running with root permissions.
> 

Actually a better option is to:

addgroup fbusers
add yourself to that group
chown root:fbusers /dev/fb*
chmod g+rw /dev/fb*

	-Arun

References:
- error in reading frame-buffer device
  - From: shubhendu
- Re: error in reading frame-buffer device
  - From: sreangsu acharyya

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