From: Michael S. Tsirkin Date: Wed, 5 Aug 2020 23:55:50 +0000 (-0400) Subject: virtio_config: fix up warnings on parisc X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c84f91e2622235bb742f9f20b8675cf095157026;p=linux.git virtio_config: fix up warnings on parisc Apparently, on parisc le16_to_cpu returns an int. virtio_cread_le is very strict about type sizes so it causes a warning. Fix it up by casting to the correct type. Reported-by: kernel test robot Signed-off-by: Michael S. Tsirkin Link: https://lore.kernel.org/r/20200805235550.1451637-1-mst@redhat.com --- diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index ecb166c824bb5..8fe857e27ef32 100644 --- a/include/linux/virtio_config.h +++ b/include/linux/virtio_config.h @@ -357,10 +357,10 @@ static inline __virtio64 cpu_to_virtio64(struct virtio_device *vdev, u64 val) */ #define virtio_le_to_cpu(x) \ _Generic((x), \ - __u8: (x), \ - __le16: le16_to_cpu(x), \ - __le32: le32_to_cpu(x), \ - __le64: le64_to_cpu(x) \ + __u8: (u8)(x), \ + __le16: (u16)le16_to_cpu(x), \ + __le32: (u32)le32_to_cpu(x), \ + __le64: (u64)le64_to_cpu(x) \ ) #define virtio_cpu_to_le(x, m) \ @@ -400,7 +400,6 @@ static inline __virtio64 cpu_to_virtio64(struct virtio_device *vdev, u64 val) *(ptr) = virtio_le_to_cpu(virtio_cread_v); \ } while(0) -/* Config space accessors. */ #define virtio_cwrite_le(vdev, structname, member, ptr) \ do { \ typeof(((structname*)0)->member) virtio_cwrite_v = \