Fix: Putting a check so that pointer derefrence does not happen when "gfld" is null Change-Id: I281b10be445bbeec3a2728fc139d5ac94372e5b6 BUG: 789278 Signed-off-by: Lalatendu Mohanty <lmohanty@redhat.com> Reviewed-on: http://review.gluster.org/6697 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Shyamsundar Ranganathan <srangana@redhat.com> Reviewed-by: Vijay Bellur <vbellur@redhat.com>