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HID: hid-lg4ff: add a kfree() to an error path

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There is a small rare potential memory leak here.  Also Walter Harms
points out that we can do a small cleanup as well by using kstrdup().

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Dan Carpenter 2011-08-19 11:00:55 +03:00 committed by Jiri Kosina
parent 2bbaf771eb
commit 8f25229026
1 changed files with 2 additions and 2 deletions
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4
drivers/hid/hid-lg4ff.c
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@ -435,12 +435,12 @@ int lg4ff_init(struct hid_device *hid)
hid_err(hid, "Cannot add device, insufficient memory.\n");
return -ENOMEM;
}
entry->device_id = (char *)kzalloc(strlen((&hid->dev)->kobj.name) + 1, GFP_KERNEL);
entry->device_id = kstrdup((&hid->dev)->kobj.name, GFP_KERNEL);
if (!entry->device_id) {
hid_err(hid, "Cannot set device_id, insufficient memory.\n");
kfree(entry);
return -ENOMEM;
}
strcpy(entry->device_id, (&hid->dev)->kobj.name);
entry->min_range = lg4ff_devices[i].min_range;
entry->max_range = lg4ff_devices[i].max_range;
entry->set_range = lg4ff_devices[i].set_range;