ACPI / EC: Add support to skip boot stage DSDT probe

[linux.git] / drivers / net / can / dev.c

diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index 611d16a7061de5cb45f5e7bf7903b45472657965..ae4ed03dc6420d2e8eb0c6c0267982ab6ca58780 100644 (file)
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -391,6 +391,9 @@ void can_change_state(struct net_device *dev, struct can_frame *cf,
        can_update_state_error_stats(dev, new_state);
        priv->state = new_state;
 
+       if (!cf)
+               return;
+
        if (unlikely(new_state == CAN_STATE_BUS_OFF)) {
                cf->can_id |= CAN_ERR_BUSOFF;
                return;