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spi: core: Propagate error code of add_uevent_var()

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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>
This commit is contained in:
Andy Shevchenko
2017-07-26 16:14:00 +03:00
committed by Mark Brown
parent 5771a8c088
commit 2856670f23
1 changed files with 1 additions and 2 deletions
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3
drivers/spi/spi.c
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@@ -321,8 +321,7 @@ static int spi_uevent(struct device *dev, struct kobj_uevent_env *env)
if (rc != -ENODEV) if (rc != -ENODEV)
return rc; return rc;
add_uevent_var(env, "MODALIAS=%s%s", SPI_MODULE_PREFIX, spi->modalias); return add_uevent_var(env, "MODALIAS=%s%s", SPI_MODULE_PREFIX, spi->modalias);
return 0;
} }
struct bus_type spi_bus_type = { struct bus_type spi_bus_type = {