4.19-stable review patch. If anyone has any objections, please let me know.
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[ Upstream commit 46c337872f34bc6387b0c29a4964f562c70139e3 ]
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 Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/staging/mt7621-spi/spi-mt7621.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/mt7621-spi/spi-mt7621.c b/drivers/staging/mt7621-spi/spi-mt7621.c index d045b5568e0f..578aa6824ad3 100644 --- a/drivers/staging/mt7621-spi/spi-mt7621.c +++ b/drivers/staging/mt7621-spi/spi-mt7621.c @@ -429,6 +429,7 @@ 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) @@ -476,7 +477,11 @@ 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, 0);