Re: udev breakages - was: Re: Need of an ".async_probe()" type of callback at driver's core - Was: Re: [PATCH] [media] drxk: change it to use request_firmware_nowait()

[Linus Torvalds]

On Wed, Oct 3, 2012 at 10:09 AM, Al Viro <v...@zeniv.linux.org.uk> wrote:
>
> +       if (!S_ISREG(inode->i_mode))
> +               return false;
> +       size = i_size_read(inode);
>
> Probably better to do vfs_getattr() and check mode and size in kstat; if
> it's sufficiently hot for that to hurt, we are fucked anyway.
>
> +               file = filp_open(path, O_RDONLY, 0);
> +               if (IS_ERR(file))
> +                       continue;
> +printk("from file '%s' ", path);
> +               success = fw_read_file_contents(file, fw);
> +               filp_close(file, NULL);
>
> fput(file), please.  We have enough misuses of filp_close() as it is...

Ok, like this?

                      Linus

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