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- --- a/net/rds/rdma.c
- +++ b/net/rds/rdma.c
- @@ -517,6 +517,9 @@ int rds_rdma_extra_size(struct rds_rdma_
-
- local_vec = (struct rds_iovec __user *)(unsigned long) args->local_vec_addr;
-
- + if (args->nr_local == 0)
- + return -EINVAL;
- +
- /* figure out the number of pages in the vector */
- for (i = 0; i < args->nr_local; i++) {
- if (copy_from_user(&vec, &local_vec[i],
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