[PATCH] NFS: Ensure ACL xdr code doesn't overflow.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/nfs_common/nfsacl.c b/fs/nfs_common/nfsacl.c
index 18c58c32e326..251e5a1bb1c4 100644
--- a/fs/nfs_common/nfsacl.c
+++ b/fs/nfs_common/nfsacl.c
@@ -239,6 +239,7 @@ nfsacl_decode(struct xdr_buf *buf, unsigned int base, unsigned int *aclcnt,
         if (xdr_decode_word(buf, base, &entries) ||
             entries > NFS_ACL_MAX_ENTRIES)
                 return -EINVAL;
+        nfsacl_desc.desc.array_maxlen = entries;
         err = xdr_decode_array2(buf, base + 4, &nfsacl_desc.desc);
         if (err)
                 return err;