pinctrl: single: Remove unreachable code

In single_read there is a switch block with a default label. All cases
in the switch block, including the default, return directly. So any code
following the switch block is unreachable. Remove the unreachable code.

This issue was found by Smatch.

Signed-off-by: Andrew Goodbody <andrew.goodbody@linaro.org>

diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index a3802d22d4f92cd644f6647de494c26c4207b1d1..c96b293aadf4126cb3b5641676bba736e34326ab 100644 (file)
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -109,8 +109,6 @@ static unsigned int single_read(struct udevice *dev, void *reg)
        default: /* 32 bits */
                return readl(reg);
        }
-
-       return readb(reg);
 }
 
 static void single_write(struct udevice *dev, unsigned int val, void *reg)