Re: 2.6.17-rc4-mm1

[Greg KH <gregkh@suse.de>]

On Tue, May 16, 2006 at 05:23:46PM +0200, Jean Delvare wrote:
> Quoting myself:
> > And the winner is...
> > gregkh-driver-driver-core-class_device_add-needs-error-checks.patch
> > 
> > Stephen, Greg?
> 
> Indeed this patch breaks class_device_add in the success case...
> 
> Andrew, maybe you want to put this in the hot-fixes directory for
> 2.6.17-rc1-mm4, as the problem hits all drivers which register with a
> class.
> 
> Fix class_device_add success case after
> gregkh-driver-driver-core-class_device_add-needs-error-checks.patch
> broke it. class_dev was no more put and class_name was no more freed
> before leaving. The former caused locks on driver removal (class_dev
> usage count could never be 0.)
> 
> This fix should be folded into
> gregkh-driver-driver-core-class_device_add-needs-error-checks.patch
> 
> Signed-off-by: Jean Delvare <khali@linux-fr.org>
> ---
>  drivers/base/class.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- linux-2.6.17-rc4-mm1.orig/drivers/base/class.c	2006-05-16 16:38:02.000000000 +0200
> +++ linux-2.6.17-rc4-mm1/drivers/base/class.c	2006-05-16 17:00:24.000000000 +0200
> @@ -620,7 +620,7 @@
>  	}
>  	up(&parent_class->sem);
>  
> -	return 0;
> +	goto out1;
>  

Thanks for catching this.  I've merged this with Stephen's original
patch.

thanks again,

greg k-h
-
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