als_imp: Fix a memory leak when failing to read random_access=0 stream.
als_imp: Fix a memory leak when failing to read random_access=0 stream.

maki-rxrz/L-SMASH,canbal/l-smash,canbal/l-smash,silverfilain/L-SMASH,silverfilain/L-SMASH,l-smash/l-smash,dwbuiten/l-smash,l-smash/l-smash,maki-rxrz/L-SMASH,dwbuiten/l-smash,silverfilain/L-SMASH,l-smash/l-smash