diff options
| author | Marc Kleine-Budde | 2020-01-03 11:30:34 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde | 2020-11-15 18:24:36 +0100 |
| commit | 1ff203badbbf1738027c8395d5b40b0d462b6e4d (patch) | |
| tree | aba96511648937ae67064bd138f7153511bd3935 /drivers | |
| parent | 3fcce133f0d9a50d3a23f8e2bc950197b4e03900 (diff) | |
can: tcan4x5x: tcan4x5x_can_probe(): add missing error checking for devm_regmap_init()
This patch adds the missing error checking when initializing the regmap
interface fails.
Fixes: 5443c226ba91 ("can: tcan4x5x: Add tcan4x5x driver to the kernel")
Cc: Dan Murphy <dmurphy@ti.com>
Link: http://lore.kernel.org/r/20201019154233.1262589-7-mkl@pengutronix.de
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/can/m_can/tcan4x5x.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/can/m_can/tcan4x5x.c b/drivers/net/can/m_can/tcan4x5x.c index eacd428e07e9..f058bd9104e9 100644 --- a/drivers/net/can/m_can/tcan4x5x.c +++ b/drivers/net/can/m_can/tcan4x5x.c @@ -487,6 +487,10 @@ static int tcan4x5x_can_probe(struct spi_device *spi) priv->regmap = devm_regmap_init(&spi->dev, &tcan4x5x_bus, &spi->dev, &tcan4x5x_regmap); + if (IS_ERR(priv->regmap)) { + ret = PTR_ERR(priv->regmap); + goto out_clk; + } ret = tcan4x5x_power_enable(priv->power, 1); if (ret) |