diff options
Diffstat (limited to 'drivers/infiniband/core/sa_query.c')
| -rw-r--r-- | drivers/infiniband/core/sa_query.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index c00f8e28aab7..1557c71dd152 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -2132,7 +2132,9 @@ static int ib_sa_add_one(struct ib_device *device) s = rdma_start_port(device); e = rdma_end_port(device); - sa_dev = kzalloc(struct_size(sa_dev, port, e - s + 1), GFP_KERNEL); + sa_dev = kzalloc(struct_size(sa_dev, port, + size_add(size_sub(e, s), 1)), + GFP_KERNEL); if (!sa_dev) return -ENOMEM; |