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Fix coverity warning.

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- False positive about buffer overrun due to thinking work_tree_copy_up
  could be called with depth == 4.
This commit is contained in:
Ari Koivula 2015-05-05 10:58:47 +03:00
parent cf2a406aba
commit ed670f4185
1 changed files with 4 additions and 0 deletions
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4
src/search.c
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@ -1221,6 +1221,8 @@ static int search_cu_inter(const encoder_state_t * const state, int x, int y, in
*/ */
static void work_tree_copy_up(int x_px, int y_px, int depth, lcu_t work_tree[MAX_PU_DEPTH + 1]) static void work_tree_copy_up(int x_px, int y_px, int depth, lcu_t work_tree[MAX_PU_DEPTH + 1])
{ {
assert(depth >= 0 && depth < MAX_PU_DEPTH);
// Copy non-reference CUs. // Copy non-reference CUs.
{ {
const int x_cu = SUB_SCU(x_px) >> MAX_DEPTH; const int x_cu = SUB_SCU(x_px) >> MAX_DEPTH;
@ -1274,6 +1276,8 @@ static void work_tree_copy_up(int x_px, int y_px, int depth, lcu_t work_tree[MAX
*/ */
static void work_tree_copy_down(int x_px, int y_px, int depth, lcu_t work_tree[MAX_PU_DEPTH + 1]) static void work_tree_copy_down(int x_px, int y_px, int depth, lcu_t work_tree[MAX_PU_DEPTH + 1])
{ {
assert(depth >= 0 && depth < MAX_PU_DEPTH);
// TODO: clean up to remove the copy pasta // TODO: clean up to remove the copy pasta
const int width_px = LCU_WIDTH >> depth; const int width_px = LCU_WIDTH >> depth;