[PATCH 2.6] I2C: Check for unregistered adapter in i2c_del_adapter

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On Sat, Nov 06, 2004 at 07:47:33PM +0100, Jean Delvare wrote:
> Hi Greg, hi all,
> 
> This is the patch we discussed about yesterday. I post it here so that
> it can receive the public reviewing it deserves.
> 
> The patch adds a check at the beginning of i2c_del_adapter in case
> someone attempts to remove an adapter that was never added in the first
> place. This sounds like a good safety, as doing so will lead to an oops
> at the moment. Also, I have a need for it in the latest version of my
> i2c-amd756-s4882 patch. I need to remove the original adapter and
> install the virtual ones instead, but I have no way to know if the
> original adapter was succesfully added beforehand or not.
> 
> Thanks.
> 
> Signed-off-by: Jean Delvare <khali at linux-fr.org>

Applied, thanks.

greg k-h



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