[PATCH] driver core: bus: Free the kobject.name if kset_register fails

[Chen Lin Z]

if register two bus with the same name, kset_register will fail.
it need free kobject.name, otherwise there is a memory leak.

Signed-off-by: Chen Lin Z <lin.z.c...@intel.com>
---
 drivers/base/bus.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 79bc203..9375048 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -894,8 +894,10 @@ int bus_register(struct bus_type *bus)
        priv->drivers_autoprobe = 1;
 
        retval = kset_register(&priv->subsys);
-       if (retval)
+       if (retval) {
+               kfree(priv->subsys.kobj.name);
                goto out;
+       }
 
        retval = bus_create_file(bus, &bus_attr_uevent);
        if (retval)
-- 
1.9.1

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