[PATCH] msdmo: Fix null deref in any_types_match.
Patrick Hibbs
hibbsncc1701 at gmail.com
Wed Sep 30 08:43:42 CDT 2020
Signed-off-by: Patrick Hibbs <hibbsncc1701 at gmail.com>
---
dlls/msdmo/dmoreg.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/dlls/msdmo/dmoreg.c b/dlls/msdmo/dmoreg.c
index 8e0680931f4..42e4eab3651 100644
--- a/dlls/msdmo/dmoreg.c
+++ b/dlls/msdmo/dmoreg.c
@@ -451,10 +451,16 @@ static BOOL any_types_match(const DMO_PARTIAL_MEDIATYPE *a, unsigned int a_count
for (i = 0; i < a_count; ++i)
{
- for (j = 0; j < b_count; ++j)
+ if (a != NULL)
{
- if (IsMediaTypeEqual(&a[i], &b[j]))
- return TRUE;
+ for (j = 0; j < b_count; ++j)
+ {
+ if (b != NULL)
+ {
+ if (IsMediaTypeEqual(&a[i], &b[j]))
+ return TRUE;
+ }
+ }
}
}
return FALSE;
--
2.28.0
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