spi: core: Propagate error code of add_uevent_var()
add_uevent_var() can fail, let caller know about this.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 4fcbb0a..fe7bba9 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -321,8 +321,7 @@ static int spi_uevent(struct device *dev, struct kobj_uevent_env *env)
if (rc != -ENODEV)
return rc;
- add_uevent_var(env, "MODALIAS=%s%s", SPI_MODULE_PREFIX, spi->modalias);
- return 0;
+ return add_uevent_var(env, "MODALIAS=%s%s", SPI_MODULE_PREFIX, spi->modalias);
}
struct bus_type spi_bus_type = {