diff options
Diffstat (limited to 'drivers/infiniband/core/uverbs_ioctl.c')
| -rw-r--r-- | drivers/infiniband/core/uverbs_ioctl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs_ioctl.c b/drivers/infiniband/core/uverbs_ioctl.c index 61758201d9b2..269938f59d3f 100644 --- a/drivers/infiniband/core/uverbs_ioctl.c +++ b/drivers/infiniband/core/uverbs_ioctl.c @@ -795,6 +795,9 @@ int uverbs_copy_to_struct_or_zero(const struct uverbs_attr_bundle *bundle, { const struct uverbs_attr *attr = uverbs_attr_get(bundle, idx); + if (IS_ERR(attr)) + return PTR_ERR(attr); + if (size < attr->ptr_attr.len) { if (clear_user(u64_to_user_ptr(attr->ptr_attr.data) + size, attr->ptr_attr.len - size)) |