[FFmpeg-devel] [PATCH] checkasm/blockdsp: don't randomize the buffers for fill_block_tab

[James Almer <jamrial@gmail.com>]

It ignores and overwrites the previous values.
Fixes running the test under ubsan.

Signed-off-by: James Almer <jamrial@gmail.com>
---
 tests/checkasm/blockdsp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tests/checkasm/blockdsp.c b/tests/checkasm/blockdsp.c
index 19d69b8687..ab87fc8fa4 100644
--- a/tests/checkasm/blockdsp.c
+++ b/tests/checkasm/blockdsp.c
@@ -71,7 +71,8 @@ static void check_fill(BlockDSPContext *h){
                      ptrdiff_t line_size, int h);
         if (check_func(h->fill_block_tab[t], "blockdsp.%s", tests[t].name)) {
             uint8_t value = rnd();
-            randomize_buffers(tests[t].size);
+            memset(buf0, 0, sizeof(*buf0) * n * n);
+            memset(buf1, 0, sizeof(*buf0) * n * n);
             call_ref(buf0, value, n, n);
             call_new(buf1, value, n, n);
             if (memcmp(buf0, buf1, sizeof(*buf0) * n * n))
-- 
2.45.0

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