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vc1: fix a memleak. 

Happens on a B-frame when neither low_delay nor last_picture_ptr is set
(probably corrupted streams only).

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
This commit is contained in:
Anton Khirnov 2013-11-15 15:33:20 +01:00
parent ca41c72c6d
commit de4ec972c0
1 changed files with 1 additions and 2 deletions
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3
libavcodec/vc1dec.c
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@ -6097,12 +6097,11 @@ image:
if ((ret = av_frame_ref(pict, &s->current_picture_ptr->f)) < 0) if ((ret = av_frame_ref(pict, &s->current_picture_ptr->f)) < 0)
goto err; goto err;
ff_print_debug_info(s, s->current_picture_ptr); ff_print_debug_info(s, s->current_picture_ptr);
*got_frame = 1;
} else if (s->last_picture_ptr != NULL) { } else if (s->last_picture_ptr != NULL) {
if ((ret = av_frame_ref(pict, &s->last_picture_ptr->f)) < 0) if ((ret = av_frame_ref(pict, &s->last_picture_ptr->f)) < 0)
goto err; goto err;
ff_print_debug_info(s, s->last_picture_ptr); ff_print_debug_info(s, s->last_picture_ptr);
}
if (s->last_picture_ptr || s->low_delay) {
*got_frame = 1; *got_frame = 1;
} }
} }