author: Alain Volmat <alain.volmat@foss.st.com> 2021-02-05 19:59:30 +0100
committer: Mark Brown <broonie@kernel.org> 2021-02-05 19:16:59 +0000
commit: c63b95b76e69b679b9b95014552db099eb77a4fa
parent: 1c75cfd53e213044523141b464eb06813e39ecea
Commit Summary:
Diffstat:
1 file changed, 8 insertions, 2 deletions
diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c
index 561234829110..54196cecfe2e 100644
--- a/drivers/spi/spi-stm32.c
+++ b/drivers/spi/spi-stm32.c
@@ -1871,8 +1871,14 @@ static int stm32_spi_probe(struct platform_device *pdev)
goto err_clk_disable;
}
- rst = devm_reset_control_get_exclusive(&pdev->dev, NULL);
- if (!IS_ERR(rst)) {
+ rst = devm_reset_control_get_optional_exclusive(&pdev->dev, NULL);
+ if (rst) {
+ if (IS_ERR(rst)) {
+ ret = dev_err_probe(&pdev->dev, PTR_ERR(rst),
+ "failed to get reset\n");
+ goto err_clk_disable;
+ }
+
reset_control_assert(rst);
udelay(2);
reset_control_deassert(rst);