[PATCH 1/1] pinctrl: stmfx: fix null pointer on remove

[Amelie Delaunay]

dev_get_platdata(&pdev->dev) returns a pointer on struct stmfx_pinctrl,
not on struct stmfx (platform_set_drvdata(pdev, pctl); in probe).
Pointer on struct stmfx is stored in driver data of pdev parent (in probe:
struct stmfx *stmfx = dev_get_drvdata(pdev->dev.parent);).

Fixes: 1490d9f841b1 ("pinctrl: Add STMFX GPIO expander Pinctrl/GPIO driver")
Signed-off-by: Amelie Delaunay <amelie.delau...@st.com>
---
 drivers/pinctrl/pinctrl-stmfx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pinctrl/pinctrl-stmfx.c b/drivers/pinctrl/pinctrl-stmfx.c
index 974973777395..564660028fcc 100644
--- a/drivers/pinctrl/pinctrl-stmfx.c
+++ b/drivers/pinctrl/pinctrl-stmfx.c
@@ -705,7 +705,7 @@ static int stmfx_pinctrl_probe(struct platform_device *pdev)
 
 static int stmfx_pinctrl_remove(struct platform_device *pdev)
 {
-       struct stmfx *stmfx = dev_get_platdata(&pdev->dev);
+       struct stmfx *stmfx = dev_get_drvdata(pdev->dev.parent);
 
        return stmfx_function_disable(stmfx,
                                      STMFX_FUNC_GPIO |
-- 
2.17.1