[PATCH] pinctrl: zynq: change error code for pinctrl_register failure

[Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>]

pinctrl_register() could fail for memory unrelated errors.
Returning -EINVAL (or -ENODEV) seems more suitable for here.
At least, the other pinctrl drivers do so.

Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---

 drivers/pinctrl/pinctrl-zynq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pinctrl/pinctrl-zynq.c b/drivers/pinctrl/pinctrl-zynq.c
index 04748a4..0ff653c 100644
--- a/drivers/pinctrl/pinctrl-zynq.c
+++ b/drivers/pinctrl/pinctrl-zynq.c
@@ -1141,7 +1141,7 @@ static int zynq_pinctrl_probe(struct platform_device *pdev)
 
 	pctrl->pctrl = pinctrl_register(&zynq_desc, &pdev->dev, pctrl);
 	if (!pctrl->pctrl)
-		return -ENOMEM;
+		return -EINVAL;
 
 	platform_set_drvdata(pdev, pctrl);
 
-- 
1.9.1

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