h264: do not let invalid values in h->ref_count on ff_h264_decode_ref_pic_list_reordering() errors.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 2428b53f6d306d8d71dec34fa7b0af733d76cfac)

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