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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-12-12 06:11:02 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-12-18 15:50:16 -0800
commitecfbf6fd9c03be7dfe3eafc3846641b9d463607b (patch)
treec7383b5397df9dbf918f330e57324b3603a0f18d /drivers/base/core.c
parent80b9bbefc345079bddc4959de016ba4074b0c8d6 (diff)
Driver core: Fix device_add_attrs() error code path
If the addition of dev_attr_online fails, device_add_attrs() should remove device attribute groups as well as type and class attribute groups before returning an error code. Make that happen. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Acked-by: Toshi Kani <toshi.kani@hp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base/core.c')
-rw-r--r--drivers/base/core.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index aab43fbb8336..2b567177ef78 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -491,11 +491,13 @@ static int device_add_attrs(struct device *dev)
if (device_supports_offline(dev) && !dev->offline_disabled) {
error = device_create_file(dev, &dev_attr_online);
if (error)
- goto err_remove_type_groups;
+ goto err_remove_dev_groups;
}
return 0;
+ err_remove_dev_groups:
+ device_remove_groups(dev, dev->groups);
err_remove_type_groups:
if (type)
device_remove_groups(dev, type->groups);