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Commit f0602bba authored by Yaowu Xu's avatar Yaowu Xu
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Prevent null pointer de-referencing 

Change-Id: If56a76cee9a5f9ad985019e7059e422445bdab51
parent 025b2545
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Inline Side-by-side
av1/common/mvref_common.c
View file @ f0602bba
......@@ -594,7 +594,9 @@ static void find_mv_refs_idx(const AV1_COMMON *cm, const MACROBLOCKD *xd,
const POSITION *const mv_ref = &mv_ref_search[i];
if (is_inside(tile, mi_col, mi_row, mv_ref)) {
const MB_MODE_INFO *const candidate =
&xd->mi[mv_ref->col + mv_ref->row * xd->mi_stride]->mbmi;
!xd->mi[mv_ref->col + mv_ref->row * xd->mi_stride]
? NULL
: &xd->mi[mv_ref->col + mv_ref->row * xd->mi_stride]->mbmi;
#if CONFIG_REF_MV
if (candidate == NULL) continue;
if ((mi_row % MAX_MIB_SIZE) + mv_ref->row >= MAX_MIB_SIZE ||
......@@ -646,7 +648,9 @@ static void find_mv_refs_idx(const AV1_COMMON *cm, const MACROBLOCKD *xd,
const POSITION *mv_ref = &mv_ref_search[i];
if (is_inside(tile, mi_col, mi_row, mv_ref)) {
const MB_MODE_INFO *const candidate =
&xd->mi[mv_ref->col + mv_ref->row * xd->mi_stride]->mbmi;
!xd->mi[mv_ref->col + mv_ref->row * xd->mi_stride]
? NULL
: &xd->mi[mv_ref->col + mv_ref->row * xd->mi_stride]->mbmi;
#if CONFIG_REF_MV
if (candidate == NULL) continue;
if ((mi_row % MAX_MIB_SIZE) + mv_ref->row >= MAX_MIB_SIZE ||
......
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