rds: signedness bug

In the original code if the copy_from_user() fails in rds_rdma_pages()
then the error handling fails and we get a stack trace from kmalloc().

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter 2010-09-18 13:42:25 +00:00 committed by David S. Miller
parent 0746556bea
commit 9b9d2e00bf

View File

@ -522,7 +522,7 @@ int rds_cmsg_rdma_args(struct rds_sock *rs, struct rds_message *rm,
struct rds_rdma_args *args;
struct rds_iovec vec;
struct rm_rdma_op *op = &rm->rdma;
unsigned int nr_pages;
int nr_pages;
unsigned int nr_bytes;
struct page **pages = NULL;
struct rds_iovec __user *local_vec;