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rds: signedness bug

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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
commit 9b9d2e00bf
1 changed files with 1 additions and 1 deletions
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2
net/rds/rdma.c
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@ -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;