s390/virtio: change virtio_feature_desc:features type to __le32
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Tue, 9 May 2017 10:50:53 +0000 (12:50 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 15 May 2017 10:20:54 +0000 (12:20 +0200)
The feature member of virtio_feature_desc contains little endian
values, given that it contents will be converted with
le32_to_cpu(). The "wrong" __u32 type leads to the sparse warnings
below.
In order to avoid them, use the correct __le32 type instead.

drivers/s390/virtio/virtio_ccw.c:749:14: warning: cast to restricted __le32
drivers/s390/virtio/virtio_ccw.c:762:28: warning: cast to restricted __le32

Acked-by: Halil Pasic <pasic@linux.vnet.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/virtio/virtio_ccw.c

index 0ed209f3d8b0c5d572a712e5943b358ec19f3bb0..c7d4ef7b4b22e70c5caa598014efa301f616461b 100644 (file)
@@ -87,7 +87,7 @@ struct vq_info_block {
 } __packed;
 
 struct virtio_feature_desc {
-       __u32 features;
+       __le32 features;
        __u8 index;
 } __packed;