From 69652195b6e071d9adcd7c8129943d95813c42ea Mon Sep 17 00:00:00 2001 From: Dan Murphy Date: Thu, 9 May 2019 11:11:09 -0500 Subject: [PATCH] can: m_can: Fix checkpatch issues on existing code Fix checkpatch issues found during the m_can framework creation, before framework creation in the following patches. Fix these 4 check issues: CHECK: Unnecessary parentheses around 'cdev->can.state != CAN_STATE_ERROR_WARNING' if (psr & PSR_EW && (cdev->can.state != CAN_STATE_ERROR_WARNING)) { CHECK: Unnecessary parentheses around 'cdev->can.state != CAN_STATE_ERROR_PASSIVE' if ((psr & PSR_EP) && (cdev->can.state != CAN_STATE_ERROR_PASSIVE)) { CHECK: Unnecessary parentheses around 'cdev->can.state != CAN_STATE_BUS_OFF' if ((psr & PSR_BO) && (cdev->can.state != CAN_STATE_BUS_OFF)) { CHECK: Unnecessary parentheses around 'priv->version <= 31' if ((priv->version <= 31) && (irqstatus & IR_MRAF) && (m_can_read(priv, M_CAN_ECR) & ECR_RP)) { Signed-off-by: Dan Murphy Acked-by: Faiz Abbas Signed-off-by: Marc Kleine-Budde --- drivers/net/can/m_can/m_can.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index deb274a19ba0..d387d6d0a591 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -744,22 +744,19 @@ static int m_can_handle_state_errors(struct net_device *dev, u32 psr) struct m_can_priv *priv = netdev_priv(dev); int work_done = 0; - if ((psr & PSR_EW) && - (priv->can.state != CAN_STATE_ERROR_WARNING)) { + if (psr & PSR_EW && priv->can.state != CAN_STATE_ERROR_WARNING) { netdev_dbg(dev, "entered error warning state\n"); work_done += m_can_handle_state_change(dev, CAN_STATE_ERROR_WARNING); } - if ((psr & PSR_EP) && - (priv->can.state != CAN_STATE_ERROR_PASSIVE)) { + if (psr & PSR_EP && priv->can.state != CAN_STATE_ERROR_PASSIVE) { netdev_dbg(dev, "entered error passive state\n"); work_done += m_can_handle_state_change(dev, CAN_STATE_ERROR_PASSIVE); } - if ((psr & PSR_BO) && - (priv->can.state != CAN_STATE_BUS_OFF)) { + if (psr & PSR_BO && priv->can.state != CAN_STATE_BUS_OFF) { netdev_dbg(dev, "entered error bus off state\n"); work_done += m_can_handle_state_change(dev, CAN_STATE_BUS_OFF); @@ -832,8 +829,8 @@ static int m_can_poll(struct napi_struct *napi, int quota) * whether MCAN_ECR.RP = ’1’ and MCAN_ECR.REC = 127. * In this case, reset MCAN_IR.MRAF. No further action is required. */ - if ((priv->version <= 31) && (irqstatus & IR_MRAF) && - (m_can_read(priv, M_CAN_ECR) & ECR_RP)) { + if (priv->version <= 31 && irqstatus & IR_MRAF && + m_can_read(priv, M_CAN_ECR) & ECR_RP) { struct can_berr_counter bec; __m_can_get_berr_counter(dev, &bec); -- 2.30.2