Re: [PATCH] module: return error when mod_sysfs_init() failed

[Greg KH]

On Sat, Sep 29, 2007 at 07:06:53PM +0900, Akinobu Mita wrote:
> load_module() returns zero when mod_sysfs_init() fails,
> then the module loading will succeed accidentally.
> 
> This patch makes load_module() return error correctly in that case.
> 
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxx>
> Cc: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
> Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
> 
> ---
>  kernel/module.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> Index: 2.6-git/kernel/module.c
> ===================================================================
> --- 2.6-git.orig/kernel/module.c
> +++ 2.6-git/kernel/module.c
> @@ -1782,7 +1782,8 @@ static struct module *load_module(void _
>  	module_unload_init(mod);
>  
>  	/* Initialize kobject, so we can reference it. */
> -	if (mod_sysfs_init(mod) != 0)
> +	err = mod_sysfs_init(mod);
> +	if (err)
>  		goto cleanup;

I must be still asleep this morning, but I think this patch does the
exact same thing as the original code does, right?  Otherwise, this
code would always be failing.

Or do I just need to go get my morning coffee to wake up and see the
problem here?

thanks,

greg k-h
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