gdb/Changelog:
2015-12-16  Brian Vandenberg <phantall@gmail.com>

	PR gdb/19374
	* gdb/procfs.c (procfs_xfer_partial): Added check for ops->beneath != NULL

diff --git a/gdb/procfs.c b/gdb/procfs.c
index 7b7ff45..7c08bf4 100644
--- a/gdb/procfs.c
+++ b/gdb/procfs.c
@@ --3954,9 +3954,12 @@ procfs_xfer_partial (struct target_ops *ops, enum target_object object,
 #endif

     default:
-      return ops->beneath->to_xfer_partial (ops->beneath, object, annex,
+      if( ops->beneath )
+        return ops->beneath->to_xfer_partial (ops->beneath, object, annex,
                                            readbuf, writebuf, offset, len,
                                            xfered_len);
+      else
+        return TARGET_XFER_E_IO;
     }
 }