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Message-Id: <1397576297-4785-1-git-send-email-linux@roeck-us.net>
Date: Tue, 15 Apr 2014 08:38:17 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: devicetree@...r.kernel.org
Cc: Rob Herring <robh+dt@...nel.org>,
Grant Likely <grant.likely@...aro.org>,
linux-kernel@...r.kernel.org, Guenter Roeck <linux@...ck-us.net>
Subject: [PATCH] of: Clean up of_update_property
After searching for the old property, bail out with -ENODEV
if it was not found.
It is unnecessary to check if oldprop is NULL before removing
its binary file; the check was already done before.
Signed-off-by: Guenter Roeck <linux@...ck-us.net>
---
drivers/of/base.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/drivers/of/base.c b/drivers/of/base.c
index f72d19b..6d4ee22 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -1828,17 +1828,13 @@ int of_update_property(struct device_node *np, struct property *newprop)
next = &(*next)->next;
}
raw_spin_unlock_irqrestore(&devtree_lock, flags);
- if (rc)
- return rc;
+ if (!found)
+ return -ENODEV;
/* Update the sysfs attribute */
- if (oldprop)
- sysfs_remove_bin_file(&np->kobj, &oldprop->attr);
+ sysfs_remove_bin_file(&np->kobj, &oldprop->attr);
__of_add_property_sysfs(np, newprop);
- if (!found)
- return -ENODEV;
-
return 0;
}
--
1.7.9.7
--
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