PM / OPP: Use ERR_CAST instead of ERR_PTR(PTR_ERR())

Author: Thomas Meyer <thomas@m3y3r.de>

Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(...))

[The semantic patch that makes this change is available
 in scripts/coccinelle/api/err_cast.cocci.

 More information about semantic patching is available at
 http://coccinelle.lip6.fr/]

Signed-off-by: Thomas Meyer 
Signed-off-by: Rafael J. Wysocki

---
 drivers/base/power/opp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 
diff --git a/drivers/base/power/opp.c b/drivers/base/power/opp.c
index 434a6c0..95706fa 100644
--- a/drivers/base/power/opp.c
+++ b/drivers/base/power/opp.c
@@ -669,7 +669,7 @@ struct srcu_notifier_head *opp_get_notifier(struct device *dev)
 	struct device_opp *dev_opp = find_device_opp(dev);
 
 	if (IS_ERR(dev_opp))
-		return ERR_PTR(PTR_ERR(dev_opp)); /* matching type */
+		return ERR_CAST(dev_opp); /* matching type */
 
 	return &dev_opp->head;
 }

PM / OPP: Use ERR_CAST instead of ERR_PTR(PTR_ERR())

qlambert

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