docs: pin-control: Fix error path for control state example

The error is constructed using the wrong variable.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Link: https://lore.kernel.org/r/20210328164222.720525-1-niklas.soderlund+renesas@ragnatech.se
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/Documentation/driver-api/pin-control.rst b/Documentation/driver-api/pin-control.rst
index c905b273e8331e8a12ff6d61ce4c733075580280..e2474425fb0c2ba642b09a80902a0eda046bb435 100644 (file)
--- a/Documentation/driver-api/pin-control.rst
+++ b/Documentation/driver-api/pin-control.rst
@@ -1235,7 +1235,7 @@ default state like this::
                foo->s = pinctrl_lookup_state(foo->p, PINCTRL_STATE_DEFAULT);
                if (IS_ERR(foo->s)) {
                        /* FIXME: clean up "foo" here */
-                       return PTR_ERR(s);
+                       return PTR_ERR(foo->s);
                }
 
                ret = pinctrl_select_state(foo->s);