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path: root/drivers/pinctrl/devicetree.c
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Diffstat (limited to 'drivers/pinctrl/devicetree.c')
-rw-r--r--drivers/pinctrl/devicetree.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c
index fe2d1af7cfa..fd40a11ad64 100644
--- a/drivers/pinctrl/devicetree.c
+++ b/drivers/pinctrl/devicetree.c
@@ -141,6 +141,11 @@ static int dt_to_map_one_config(struct pinctrl *p, const char *statename,
pctldev = find_pinctrl_by_of_node(np_pctldev);
if (pctldev)
break;
+ /* Do not defer probing of hogs (circular loop) */
+ if (np_pctldev == p->dev->of_node) {
+ of_node_put(np_pctldev);
+ return -ENODEV;
+ }
}
of_node_put(np_pctldev);