rebase: Make use of latest go ceph library

The go-ceph version 0.4.0 is available now which got some important
library changes required for ceph csi project.

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

vendor/github.com/ceph/go-ceph/rados/errors.go

@@ -35,6 +35,16 @@ func getError(e C.int) error {
 	return RadosError(e)
 }
 
+// getErrorIfNegative converts a ceph return code to error if negative.
+// This is useful for functions that return a usable positive value on
+// success but a negative error number on error.
+func getErrorIfNegative(ret C.int) error {
+	if ret >= 0 {
+		return nil
+	}
+	return getError(ret)
+}
+
 // Public go errors:
 
 var (
@@ -61,3 +71,11 @@ const (
 	// Deprecated: use ErrPermissionDenied instead
 	RadosErrorPermissionDenied = ErrPermissionDenied
 )
+
+// Private errors:
+
+const (
+	errNameTooLong = RadosError(-C.ENAMETOOLONG)
+
+	errRange = RadosError(-C.ERANGE)
+)