removed superfluous check
removed superfluous check

since we have already checked that ai!=NULL, we don't need to check again.

CID:22419

umlaeute/ambix,umlaeute/ambix,kronihias/libambix,iem-projects/ambix,iem-projects/ambix,umlaeute/ambix,kronihias/libambix,iem-projects/ambix