[PATCH] Staging: speakup: replace 'S_IRUGO' macro with octal 0444

[Samuel Thibault]

Hello,

Keerthi Reddy, on jeu. 28 sept. 2017 21:08:26 +0530, wrote:
> Everyone knows what 0444 means. But one has read through docs
> to understand the meaning of 'S_IRUGO'.

Yes. Could you do the same on all files of the
drivers/staging/speakup/ directory altogether?

Thanks,
Samuel