Messages in this thread Patch in this message | | | Subject | [PATCH] pinctrl: st: Fix checking return value of syscon_regmap_lookup_by_phandle() | From | Axel Lin <> | Date | Fri, 28 Jun 2013 18:33:48 +0800 |
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syscon_regmap_lookup_by_phandle() returns ERR_PTR on error.
Signed-off-by: Axel Lin <axel.lin@ingics.com> --- drivers/pinctrl/pinctrl-st.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c index 7effedf..f95c82a 100644 --- a/drivers/pinctrl/pinctrl-st.c +++ b/drivers/pinctrl/pinctrl-st.c @@ -1299,9 +1299,9 @@ static int st_pctl_probe_dt(struct platform_device *pdev, return -ENOMEM; info->regmap = syscon_regmap_lookup_by_phandle(np, "st,syscfg"); - if (!info->regmap) { + if (IS_ERR(info->regmap)) { dev_err(info->dev, "No syscfg phandle specified\n"); - return -ENOMEM; + return PTR_ERR(info->regmap); } info->data = of_match_node(st_pctl_of_match, np)->data; -- 1.8.1.2
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