726c8277bc
in_interrupt() is a pretty vague context description as it means: hard interrupt, soft interrupt or bottom half disabled regions. Replace the vague comment with a proper reasoning why spin_lock_irqsave() needs to be used. Signed-off-by: Ahmed S. Darwish <a.darwish@linutronix.de> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Duncan Sands <duncan.sands@free.fr> Cc: linux-usb@vger.kernel.org Link: https://lore.kernel.org/r/20201019101110.944939915@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>