KERNEL_VERSION: 2.6.31
DESCRIBE:
Driver reports/drivers/net/irda/ali-ircc.c ?- get spin_lock twice
drivers/net/irda/ali-ircc.c:
2028static int ali_ircc_net_ioctl(struct net_device *dev, struct ifreq
*rq, int cmd)
...
2056 spin_lock_irqsave(&self->lock, flags);
2057 ali_ircc_change_speed(self, irq->ifr_baudrate);
...
Path to second spin_lock_irqsave(&self->lock, flags)
?from ali_ircc_change_speed:
1. ali_ircc_change_speed calls ali_ircc_sir_change_speed ./drivers/net/
irda/ali-ircc.c:999
2. ali_ircc_sir_change_speed calls spin_lock_irqsave at ./drivers/net/
irda/ali-ircc.c:1084:
1050static void ali_ircc_sir_change_speed(struct ali_ircc_cb *priv,
__u32 speed)
1084 ? ? ? ?spin_lock_irqsave(&self->lock, flags);
Found by: Linux Driver Verification project