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Upgrade to 4.4.50-rt62
[kvmfornfv.git]
/
kernel
/
drivers
/
net
/
can
/
at91_can.c
diff --git
a/kernel/drivers/net/can/at91_can.c
b/kernel/drivers/net/can/at91_can.c
index
8b3275d
..
8f5e93c
100644
(file)
--- a/
kernel/drivers/net/can/at91_can.c
+++ b/
kernel/drivers/net/can/at91_can.c
@@
-712,9
+712,10
@@
static int at91_poll_rx(struct net_device *dev, int quota)
/* upper group completed, look again in lower */
if (priv->rx_next > get_mb_rx_low_last(priv) &&
/* upper group completed, look again in lower */
if (priv->rx_next > get_mb_rx_low_last(priv) &&
-
quota > 0 &&
mb > get_mb_rx_last(priv)) {
+ mb > get_mb_rx_last(priv)) {
priv->rx_next = get_mb_rx_first(priv);
priv->rx_next = get_mb_rx_first(priv);
- goto again;
+ if (quota > 0)
+ goto again;
}
return received;
}
return received;