nfsd4: preserve __user annotation on cld downcall msg

Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index 2b8e9a93fdd5cd5425e802a6b42c7bd4dff2f171..260d8c8f691b8a99c0674b0d148384996fde1399 100644 (file)
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -570,7 +570,7 @@ static ssize_t
 cld_pipe_downcall(struct file *filp, const char __user *src, size_t mlen)
 {
        struct cld_upcall *tmp, *cup;
-       struct cld_msg *cmsg = (struct cld_msg *)src;
+       struct cld_msg __user *cmsg = (struct cld_msg __user *)src;
        uint32_t xid;
        struct nfsd_net *nn = net_generic(filp->f_dentry->d_sb->s_fs_info,
                                                nfsd_net_id);