I've just heard the song and worked it out as:
Tabbed by Rory Collins
[ Tab from: http://www.guitaretab.com/r/rory-gallagher/66972.html ]
E|-------------------------------------------|
B|-------------------------------------------|
G|-------------------------------------------|
D|-------------2-----------------------------|
A|-0h2p0---0----------0h2p0---0------------0-|
E|-------3---3----0h3-------3---3-0--0-0-3---|
|--------------------------------------------|
|--------------------------------------------|
|---------------2h4p2------------------------|
|-------------2-------2----------------------|
|-0h2p0---0--------------0h2p0---0-----------|
|-------3---3------------------3---3-0-------|