By using the time_is_before_jiffies() macro instead of normal
arithmetic, the jiffies overflow is handled correctly.
Signed-off-by: NBernhard Walle <bernhard@bwalle.de>
Acked-by: NArnd Bergmann <arnd@arndb.de>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>