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If an irq is pending when devm_request_irq() is called, the irq
handler will cause a NULL pointer access because initialisation
is not done yet.
Fixes: 9d7ee0e28d ("tty: serial: lpuart: avoid report NULL interrupt")
Cc: stable <[email protected]>
Signed-off-by: Indan Zupancic <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>