[PATCH 6/6] fbdev: mmp: Make use of the helper function dev_err_probe()

Cai Huoqing caihuoqing at baidu.com
Fri Sep 17 04:22:12 UTC 2021


When possible use dev_err_probe help to properly deal with the
PROBE_DEFER error, the benefit is that DEFER issue will be logged
in the devices_deferred debugfs file.
Using dev_err_probe() can reduce code size, and the error value
gets printed.

Signed-off-by: Cai Huoqing <caihuoqing at baidu.com>
---
 drivers/video/fbdev/mmp/hw/mmp_ctrl.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/mmp/hw/mmp_ctrl.c b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c
index 061a105afb86..a9df8ee79810 100644
--- a/drivers/video/fbdev/mmp/hw/mmp_ctrl.c
+++ b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c
@@ -514,7 +514,8 @@ static int mmphw_probe(struct platform_device *pdev)
 	/* get clock */
 	ctrl->clk = devm_clk_get(ctrl->dev, mi->clk_name);
 	if (IS_ERR(ctrl->clk)) {
-		dev_err(ctrl->dev, "unable to get clk %s\n", mi->clk_name);
+		dev_err_probe(ctrl->dev, ret,
+			      "unable to get clk %s\n", mi->clk_name);
 		ret = -ENOENT;
 		goto failed;
 	}
-- 
2.25.1



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