[PATCH 2/2][next] vfio/ccw: Use struct_size() helper
From: Gustavo A. R. Silva
Date: Mon May 22 2023 - 21:36:07 EST
Prefer struct_size() over open-coded versions.
Link: https://github.com/KSPP/linux/issues/160
Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>
---
drivers/s390/cio/vfio_ccw_drv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/s390/cio/vfio_ccw_drv.c b/drivers/s390/cio/vfio_ccw_drv.c
index 57906a9c6324..43601816ea4e 100644
--- a/drivers/s390/cio/vfio_ccw_drv.c
+++ b/drivers/s390/cio/vfio_ccw_drv.c
@@ -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;
--
2.34.1