From: Stefan Agner <ste...@agner.ch>
The regulators power and transceiver are optional. If those are not
present, the pointer (or error pointer) is correctly handled by the
driver, hence we can use devm_regulator_get_optional safely, which
avoids regulators getting created.
Signed-off-by: Stefan Agner <ste...@agner.ch>
Signed-off-by: Marc Kleine-Budde <m...@pengutronix.de>
---
drivers/net/can/spi/mcp251x.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/can/spi/mcp251x.c b/drivers/net/can/spi/mcp251x.c
index 3b2f34e6ba9b..b7e83c212023 100644
--- a/drivers/net/can/spi/mcp251x.c
+++ b/drivers/net/can/spi/mcp251x.c
@@ -1086,8 +1086,8 @@ static int mcp251x_can_probe(struct spi_device *spi)
if (ret)
goto out_clk;
- priv->power = devm_regulator_get(&spi->dev, "vdd");
- priv->transceiver = devm_regulator_get(&spi->dev, "xceiver");
+ priv->power = devm_regulator_get_optional(&spi->dev, "vdd");
+ priv->transceiver = devm_regulator_get_optional(&spi->dev, "xceiver");
if ((PTR_ERR(priv->power) == -EPROBE_DEFER) ||
(PTR_ERR(priv->transceiver) == -EPROBE_DEFER)) {
ret = -EPROBE_DEFER;
--
2.1.4
--
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