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virtio_config: disallow native type fields

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Transitional devices should all use __virtioXX types (and __leXX for
fields not present in legacy devices).
Modern ones should use __leXX.
_uXX type would be a bug.
Let's prevent that.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2020-07-10 07:55:52 -04:00
parent 965b535051
commit 4a04cfb0eb
1 changed files with 2 additions and 3 deletions
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5
include/linux/virtio_config.h
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@ -319,9 +319,8 @@ static inline __virtio64 cpu_to_virtio64(struct virtio_device *vdev, u64 val)
__virtio_pick_type(x, __u8, __u8, \
__virtio_pick_endian(x, __virtio16, __virtio32, __virtio64, \
__virtio_pick_endian(x, __le16, __le32, __le64, \
__virtio_pick_endian(x, __u16, __u32, __u64, \
/* No other type allowed */ \
(void)0)))))
/* No other type allowed */ \
(void)0))))
#endif