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| author |   Gustavo A. R. Silva <gustavo@embeddedor.com> | 2019-06-04 10:42:22 -0500 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2019-06-07 15:02:28 -0300 |
| commit | 9bcb8940f4c0c58d2bec66e72e019ed58e602b95 (patch) | |
| tree | b010708f394859f5fb163af585804d269349bb51 /drivers/infiniband/core/ucma.c | |
| parent | RDMA/hns: Bugfix for filling the sge of srq (diff) | |
| download | linux-dev-9bcb8940f4c0c58d2bec66e72e019ed58e602b95.tar.xz linux-dev-9bcb8940f4c0c58d2bec66e72e019ed58e602b95.zip | |
RDMA/ucma: Use struct_size() helper
Make use of the struct_size() helper instead of an open-coded version
in order to avoid any potential type mistakes.
This code was detected with the help of Coccinelle.
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/core/ucma.c')
| -rw-r--r-- | drivers/infiniband/core/ucma.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index 140a338a135f..cbe460076611 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -951,8 +951,7 @@ static ssize_t ucma_query_path(struct ucma_context *ctx, } } - if (copy_to_user(response, resp, - sizeof(*resp) + (i * sizeof(struct ib_path_rec_data)))) + if (copy_to_user(response, resp, struct_size(resp, path_data, i))) ret = -EFAULT; kfree(resp); |