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vkd3d-shader: Avoid reading past the end of the buffer in vkd3d_shader_trace() (Valgrind).

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Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2020-10-15 10:44:44 -05:00 committed by Alexandre Julliard
parent 5fb9bcdd14
commit 86cf5145dc
1 changed files with 5 additions and 4 deletions
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9
libs/vkd3d-shader/trace.c
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@ -1618,16 +1618,17 @@ enum vkd3d_result vkd3d_dxbc_binary_to_text(void *data, struct vkd3d_shader_code
void vkd3d_shader_trace(void *data)
{
const char *p, *q;
const char *p, *q, *end;
struct vkd3d_shader_code code;
if (vkd3d_dxbc_binary_to_text(data, &code) != VKD3D_OK)
return;
for (p = code.code; *p; p = q)
end = (const char *)code.code + code.size;
for (p = code.code; p < end; p = q)
{
if (!(q = strstr(p, "\n")))
q = p + strlen(p);
if (!(q = memchr(p, '\n', end - p)))
q = end;
else
++q;
TRACE(" %.*s", (int)(q - p), p);