Hi If you read up about porn enduced ED, it will tell you to refrain for 8 weeks, as they say this is the time it take your body to reboot, as for your leakage, you could try doing some PCs its an exercise to help stengthen your muscle, that you us to ejeculate with. it may be that it has become weak, so the leakage, try looking on pegym for this exercise.
Good Luck
This is normal and has nothing to do with masturbation. Keep a tissue or cloth handy to cleanup spills.