Diallo signed with
Standard Liège in 2014, joining from
K.A.S. Eupen. Previously he has been formed with the
Aspire Academy in
Qatar. Then
K.V.C. Westerlo signed Diallo on a one-year loan deal. He made his
Belgian Pro League debut with Westerlo at 19 October 2014 against
K.R.C. Genk in a 3-1 away defeat. He replaced
Christian Dorda after 86 minutes. ==Club statistics==