Commit d933e5f4 authored by Gustavo A. R. Silva's avatar Gustavo A. R. Silva Committed by Alexander Gordeev
Browse files

vfio/ccw: use struct_size() helper 

Prefer struct_size() over open-coded versions.

Link: https://github.com/KSPP/linux/issues/160


Signed-off-by: default avatarGustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: default avatarKees Cook <keescook@chromium.org>
Reviewed-by: default avatarEric Farman <farman@linux.ibm.com>
Reviewed-by: default avatarMatthew Rosato <mjrosato@linux.ibm.com>
Link: https://lore.kernel.org/r/f657276073630e806e69726a40ad1cc85101448a.1684805398.git.gustavoars@kernel.org


Signed-off-by: default avatarAlexander Gordeev <agordeev@linux.ibm.com>
parent 5dd42419

drivers/s390/cio/vfio_ccw_drv.c

+1 −2
Original line number Diff line number Diff line
@@ -171,8 +171,7 @@ static int vfio_ccw_sch_probe(struct subchannel *sch) 
		return -ENODEV;

	}



	parent = kzalloc(sizeof(*parent) + sizeof(struct mdev_type *),

			 GFP_KERNEL);

	parent = kzalloc(struct_size(parent, mdev_types, 1), GFP_KERNEL);

	if (!parent)

		return -ENOMEM;