[rds-devel] [patch -next] rds: signedness bug
Dan Carpenter
error27 at gmail.com
Sat Sep 18 16:42:25 PDT 2010
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 at gmail.com>
diff --git a/net/rds/rdma.c b/net/rds/rdma.c
index 4806467..1a41deb 100644
--- a/net/rds/rdma.c
+++ b/net/rds/rdma.c
@@ -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;
More information about the rds-devel
mailing list