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 --- .../fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c index 1bec7a4422e8..6befd22dbd5c 100644 --- a/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c +++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c @@ -244,10 +244,9 @@ static int lb035q02_probe_of(struct spi_device *spi) struct gpio_desc *gpio;
gpio = devm_gpiod_get(&spi->dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR(gpio)) { - dev_err(&spi->dev, "failed to parse enable gpio\n"); - return PTR_ERR(gpio); - } + if (IS_ERR(gpio)) + return dev_err_probe(&spi->dev, PTR_ERR(gpio), + "failed to parse enable gpio\n");
ddata->enable_gpio = gpio;