[PATCH 01/22] staging: erofs: update source file headers

[Greg Kroah-Hartman]

On Mon, Jul 29, 2019 at 02:51:38PM +0800, Gao Xiang wrote:
> - Use the correct style for all SPDX License Identifiers;
> - Get rid of the unnecessary license boilerplate;
> - Use "GPL-2.0-only" instead of "GPL-2.0" suggested-by Stephen.

Note, either tag works just fine, they are identical.  I'll take this,
but just be aware of this in the future please.

thanks,

greg k-h