staging: spi: mt7621: Add return code check on device_reset()

This patch adds a return code check on device_reset() and removes the
compile warning.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Mark Brown <broonie@kernel.org>
Cc: Sankalp Negi <sankalpnegi2310@gmail.com>
Cc: Chuanhong Guo <gch981213@gmail.com>
Cc: John Crispin <john@phrozen.org>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stefan Roese 2019-02-01 11:17:09 +01:00 committed by Greg Kroah-Hartman
parent dab7ed43df
commit 46c337872f

View file

@ -321,6 +321,7 @@ static int mt7621_spi_probe(struct platform_device *pdev)
int status = 0;
struct clk *clk;
struct mt7621_spi_ops *ops;
int ret;
match = of_match_device(mt7621_spi_match, &pdev->dev);
if (!match)
@ -368,7 +369,11 @@ static int mt7621_spi_probe(struct platform_device *pdev)
rs->pending_write = 0;
dev_info(&pdev->dev, "sys_freq: %u\n", rs->sys_freq);
device_reset(&pdev->dev);
ret = device_reset(&pdev->dev);
if (ret) {
dev_err(&pdev->dev, "SPI reset failed!\n");
return ret;
}
mt7621_spi_reset(rs);