staging: Remove unnecessary semicolons

These aren't necessary after switch, if and while statements.

Also remove some unnecessary braces where these
semicolons were removed around single statement
and some unnecessary blank lines.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
6 files changed