When volume is force started, there may be entry in smb.conf for that volume. Always check for entry before adding one. Change-Id: I44f893174a993abaa31c24c1a81bb38a58617808 BUG: 994727 Signed-off-by: Raghavendra Talur <rtalur@redhat.com> Reviewed-on: http://review.gluster.org/5526 Reviewed-by: Anand Avati <avati@redhat.com> Tested-by: Anand Avati <avati@redhat.com>