avcodec/h264_mc_template: prefetch list1 only if it is used in the MB

Fixes ubsan warning
Fixes Mozilla bug 1230276

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c8ea57664f)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-12-18 00:20:51 +01:00
parent a628b70831
commit 50ce06cc7c
1 changed files with 2 additions and 1 deletions

View File

@ -158,6 +158,7 @@ static void MCFUNC(hl_motion)(const H264Context *h, H264SliceContext *sl,
}
}
prefetch_motion(h, sl, 1, PIXEL_SHIFT, CHROMA_IDC);
if (USES_LIST(mb_type, 1))
prefetch_motion(h, sl, 1, PIXEL_SHIFT, CHROMA_IDC);
}