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@baidu.com --- drivers/video/fbdev/pxa168fb.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/video/fbdev/pxa168fb.c b/drivers/video/fbdev/pxa168fb.c index 47e6a1d0d229..35cf806a9219 100644 --- a/drivers/video/fbdev/pxa168fb.c +++ b/drivers/video/fbdev/pxa168fb.c @@ -606,10 +606,9 @@ static int pxa168fb_probe(struct platform_device *pdev) }
clk = devm_clk_get(&pdev->dev, "LCDCLK"); - if (IS_ERR(clk)) { - dev_err(&pdev->dev, "unable to get LCDCLK"); - return PTR_ERR(clk); - } + if (IS_ERR(clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(clk), + "unable to get LCDCLK");
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (res == NULL) {