Commit f6c23b17 authored Nov 20, 2017 by Oliver Stäbler Committed by Marc Kleine-Budde Dec 01, 2017

can: ti_hecc: Fix napi poll return value for repoll



After commit d75b1ade ("net: less interrupt masking in NAPI") napi
repoll is done only when work_done == budget.
So we need to return budget if there are still packets to receive.

Signed-off-by: Oliver Stäbler <oliver.staebler@bytesatwork.ch>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

parent 8bd13bd5

drivers/net/can/ti_hecc.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -637,6 +637,9 @@ static int ti_hecc_rx_poll(struct napi_struct *napi, int quota)
		mbx_mask = hecc_read(priv, HECC_CANMIM);
		mbx_mask \|= HECC_TX_MBOX_MASK;
		hecc_write(priv, HECC_CANMIM, mbx_mask);
		} else {
		/* repoll is done only if whole budget is used */
		num_pkts = quota;
		}

		return num_pkts;