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Commit 61f7c3f8 authored by Andrew Lunn's avatar Andrew Lunn Committed by David S. Miller
Browse files

net: dsa: mv88e6xxx: Hold the mutex while freeing g1 interrupts 



Freeing interrupts requires switch register access to mask the
interrupts. Hence we must hold the register mutex.

Signed-off-by: default avatarAndrew Lunn <andrew@lunn.ch>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8e757eba

drivers/net/dsa/mv88e6xxx/chip.c

+4 −1
Original line number Diff line number Diff line
@@ -3916,8 +3916,11 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev) 
	if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_G2_INT) && chip->irq > 0)

		mv88e6xxx_g2_irq_free(chip);

out_g1_irq:

	if (chip->irq > 0)

	if (chip->irq > 0) {

		mutex_lock(&chip->reg_lock);

		mv88e6xxx_g1_irq_free(chip);

		mutex_unlock(&chip->reg_lock);

	}

out:

	return err;

}