Re: [PATCH] staging: lustre/lustre/libcfs: Fix type mismatch reported by sparse

[Greg Kroah-Hartman]

On Wed, Dec 09, 2015 at 10:38:13PM +0530, Niranjan Dighe wrote:
> The third argument to function kportal_memhog_alloc is expected to
> be gfp_t whereas the actual argument was unsigned int. Fix this by
> explicitly typecasting to gfp_t
> 
> Signed-off-by: Niranjan Dighe <niranjan.dighe@xxxxxxxxx>
> ---
>  drivers/staging/lustre/lustre/libcfs/module.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/lustre/lustre/libcfs/module.c b/drivers/staging/lustre/lustre/libcfs/module.c
> index 96d9d46..9c79f6e 100644
> --- a/drivers/staging/lustre/lustre/libcfs/module.c
> +++ b/drivers/staging/lustre/lustre/libcfs/module.c
> @@ -268,7 +268,7 @@ static int libcfs_ioctl_int(struct cfs_psdev_file *pfile, unsigned long cmd,
>  			/* XXX The ioc_flags is not GFP flags now, need to be fixed */
>  			err = kportal_memhog_alloc(pfile->private_data,
>  						   data->ioc_count,
> -						   data->ioc_flags);
> +					(__force gfp_t)data->ioc_flags);

No, please fix the type to be correct properly, like the comment says
needs to be done.

thanks,

greg k-h
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