From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Wed, 26 Jul 2017 13:14:00 +0000 (+0300)
Subject: spi: core: Propagate error code of add_uevent_var()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=2856670f23a92ab72db850d73f30c0b4b6ba5a76;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

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 4fcbb0aa71d3..fe7bba9241ea 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 = {