[PATCH v2] spi: spi-mux: Fix coverity issue, unchecked return value

[Sergio Perez Gonzalez <sperezglz@xxxxxxxxx>]

The return value of spi_setup() is not captured within
spi_mux_select() and it is assumed to be always success.

CID: 1638374

Signed-off-by: Sergio Perez Gonzalez <sperezglz@xxxxxxxxx>
---
v2: Return spi_setup() directly instead of using ret variable.

---
 drivers/spi/spi-mux.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/spi/spi-mux.c b/drivers/spi/spi-mux.c
index c02c4204442f..0eb35c4e3987 100644
--- a/drivers/spi/spi-mux.c
+++ b/drivers/spi/spi-mux.c
@@ -68,9 +68,7 @@ static int spi_mux_select(struct spi_device *spi)
 
 	priv->current_cs = spi_get_chipselect(spi, 0);
 
-	spi_setup(priv->spi);
-
-	return 0;
+	return spi_setup(priv->spi);
 }
 
 static int spi_mux_setup(struct spi_device *spi)
-- 
2.43.0