diff mbox series

[v2,1/5] can: xilinx_can: Skip error message on deferred probe

Message ID 1565604406-4920-2-git-send-email-appana.durga.rao@xilinx.com (mailing list archive)
State Mainlined
Commit 6b0d35891c835319291f2c3b459e666fc809f831
Headers show
Series can: xilinx_can: Bug fixes | expand

Commit Message

Appana Durga Kedareswara rao Aug. 12, 2019, 10:06 a.m. UTC 
From: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@xilinx.com>

When can clock is provided from the clock wizard, clock wizard driver may
not be available when can driver probes resulting to the error message
"Device clock not found error".

As this error message is not very userful to the end user, skip printing
it in the case of deferred probe.

Fixes: b1201e44 ("can: xilinx CAN controller support")
Signed-off-by: Appana Durga Kedareswara rao <appana.durga.rao@xilinx.com>
Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---
 drivers/net/can/xilinx_can.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c
index bd95cfa..ac175ab 100644
--- a/drivers/net/can/xilinx_can.c
+++ b/drivers/net/can/xilinx_can.c
@@ -1791,7 +1791,8 @@  static int xcan_probe(struct platform_device *pdev)
 	/* Getting the CAN can_clk info */
 	priv->can_clk = devm_clk_get(&pdev->dev, "can_clk");
 	if (IS_ERR(priv->can_clk)) {
-		dev_err(&pdev->dev, "Device clock not found.\n");
+		if (PTR_ERR(priv->can_clk) != -EPROBE_DEFER)
+			dev_err(&pdev->dev, "Device clock not found.\n");
 		ret = PTR_ERR(priv->can_clk);
 		goto err_free;
 	}