Fix out of bound writes in fix_bitshift() of the shorten decoder.

The data pointers s->decoded[*] already take into account s->nwrap.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit f42b3195d3f2692a4dfc0a8668bb4ac35301f2ed)
(cherry picked from commit 107ea3057eb8de8a38c45c2f7181c42ea694b187)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
1 file changed