One-element arrays are deprecated, and we are replacing them with flexible array members instead. So, replace one-element array with flexible-array member in struct vfio_ccw_parent and refactor the the rest of the code accordingly. Link: https://github.com/KSPP/linux/issues/79 Link: https://github.com/KSPP/linux/issues/297 Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx> --- drivers/s390/cio/vfio_ccw_drv.c | 3 ++- drivers/s390/cio/vfio_ccw_private.h | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/s390/cio/vfio_ccw_drv.c b/drivers/s390/cio/vfio_ccw_drv.c index ff538a086fc7..57906a9c6324 100644 --- a/drivers/s390/cio/vfio_ccw_drv.c +++ b/drivers/s390/cio/vfio_ccw_drv.c @@ -171,7 +171,8 @@ static int vfio_ccw_sch_probe(struct subchannel *sch) return -ENODEV; } - parent = kzalloc(sizeof(*parent), GFP_KERNEL); + parent = kzalloc(sizeof(*parent) + sizeof(struct mdev_type *), + GFP_KERNEL); if (!parent) return -ENOMEM; diff --git a/drivers/s390/cio/vfio_ccw_private.h b/drivers/s390/cio/vfio_ccw_private.h index b441ae6700fd..b62bbc5c6376 100644 --- a/drivers/s390/cio/vfio_ccw_private.h +++ b/drivers/s390/cio/vfio_ccw_private.h @@ -79,7 +79,7 @@ struct vfio_ccw_parent { struct mdev_parent parent; struct mdev_type mdev_type; - struct mdev_type *mdev_types[1]; + struct mdev_type *mdev_types[]; }; /** -- 2.34.1