uio: add missing error codes
My static checker complains that "ret" could be uninitialized at the end, which is true but it's more likely that it would be set to zero. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Родитель
2fad622483
Коммит
0320a278b9
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@ -271,12 +271,16 @@ static int uio_dev_add_attributes(struct uio_device *idev)
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map_found = 1;
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idev->map_dir = kobject_create_and_add("maps",
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&idev->dev->kobj);
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if (!idev->map_dir)
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if (!idev->map_dir) {
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ret = -ENOMEM;
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goto err_map;
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}
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}
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map = kzalloc(sizeof(*map), GFP_KERNEL);
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if (!map)
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if (!map) {
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ret = -ENOMEM;
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goto err_map_kobj;
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}
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kobject_init(&map->kobj, &map_attr_type);
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map->mem = mem;
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mem->map = map;
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@ -296,12 +300,16 @@ static int uio_dev_add_attributes(struct uio_device *idev)
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portio_found = 1;
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idev->portio_dir = kobject_create_and_add("portio",
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&idev->dev->kobj);
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if (!idev->portio_dir)
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if (!idev->portio_dir) {
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ret = -ENOMEM;
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goto err_portio;
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}
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}
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portio = kzalloc(sizeof(*portio), GFP_KERNEL);
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if (!portio)
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if (!portio) {
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ret = -ENOMEM;
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goto err_portio_kobj;
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}
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kobject_init(&portio->kobj, &portio_attr_type);
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portio->port = port;
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port->portio = portio;
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