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-rw-r--r--include/rdma/uverbs_ioctl.h10
1 files changed, 4 insertions, 6 deletions
diff --git a/include/rdma/uverbs_ioctl.h b/include/rdma/uverbs_ioctl.h
index 32cb14703914..38287d9d23a1 100644
--- a/include/rdma/uverbs_ioctl.h
+++ b/include/rdma/uverbs_ioctl.h
@@ -276,10 +276,7 @@ struct uverbs_object_tree_def {
*/
struct uverbs_ptr_attr {
- union {
- u64 data;
- void __user *ptr;
- };
+ u64 data;
u16 len;
/* Combination of bits from enum UVERBS_ATTR_F_XXXX */
u16 flags;
@@ -361,7 +358,7 @@ static inline int uverbs_copy_to(const struct uverbs_attr_bundle *attrs_bundle,
return PTR_ERR(attr);
min_size = min_t(size_t, attr->ptr_attr.len, size);
- if (copy_to_user(attr->ptr_attr.ptr, from, min_size))
+ if (copy_to_user(u64_to_user_ptr(attr->ptr_attr.data), from, min_size))
return -EFAULT;
flags = attr->ptr_attr.flags | UVERBS_ATTR_F_VALID_OUTPUT;
@@ -396,7 +393,8 @@ static inline int _uverbs_copy_from(void *to,
if (uverbs_attr_ptr_is_inline(attr))
memcpy(to, &attr->ptr_attr.data, attr->ptr_attr.len);
- else if (copy_from_user(to, attr->ptr_attr.ptr, attr->ptr_attr.len))
+ else if (copy_from_user(to, u64_to_user_ptr(attr->ptr_attr.data),
+ attr->ptr_attr.len))
return -EFAULT;
return 0;