s3: VFS: gluster: Fix vfs_gluster_linkat() to cope with real directory fsps.

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Böhme <slow@samba.org>

diff --git a/source3/modules/vfs_glusterfs.c b/source3/modules/vfs_glusterfs.c
index 25ff945f5f125735e25cbd8fca4c76be1135bbc9..b1fd2a7f098a38e117a995a7503d6e0dd899ab6a 100644 (file)
--- a/source3/modules/vfs_glusterfs.c
+++ b/source3/modules/vfs_glusterfs.c
@@ -1894,15 +1894,33 @@ static int vfs_gluster_linkat(struct vfs_handle_struct *handle,
                                int flags)
 {
        int ret;
+       struct smb_filename *full_fname_old = NULL;
+       struct smb_filename *full_fname_new = NULL;
 
        START_PROFILE(syscall_linkat);
 
-       SMB_ASSERT(srcfsp == srcfsp->conn->cwd_fsp);
-       SMB_ASSERT(dstfsp == dstfsp->conn->cwd_fsp);
+       full_fname_old = full_path_from_dirfsp_atname(talloc_tos(),
+                                               srcfsp,
+                                               old_smb_fname);
+       if (full_fname_old == NULL) {
+               END_PROFILE(syscall_linkat);
+               return -1;
+       }
+       full_fname_new = full_path_from_dirfsp_atname(talloc_tos(),
+                                               dstfsp,
+                                               new_smb_fname);
+       if (full_fname_new == NULL) {
+               TALLOC_FREE(full_fname_old);
+               END_PROFILE(syscall_linkat);
+               return -1;
+       }
 
        ret = glfs_link(handle->data,
-                       old_smb_fname->base_name,
-                       new_smb_fname->base_name);
+                       full_fname_old->base_name,
+                       full_fname_new->base_name);
+
+       TALLOC_FREE(full_fname_old);
+       TALLOC_FREE(full_fname_new);
        END_PROFILE(syscall_linkat);
 
        return ret;