[PATCH] Revert "virtio: reject shm region if length is zero"

[Igor Torrente]

This reverts commit 206cc44588f72b49ad4d7e21a7472ab2a72a83df.

Signed-off-by: Igor Torrente <igor.torre...@collabora.com>
---
 include/linux/virtio_config.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index b3e1d30c765b..169c7d367fac 100644
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h
@@ -329,8 +329,6 @@ static inline
 bool virtio_get_shm_region(struct virtio_device *vdev,
                           struct virtio_shm_region *region, u8 id)
 {
-       if (!region->len)
-               return false;
        if (!vdev->config->get_shm_region)
                return false;
        return vdev->config->get_shm_region(vdev, region, id);
-- 
2.49.0