mkvdec: Avoid divide-by-zero crash on invalid real audio tracks

[ffmpeg] / libavutil / des.c

diff --git a/libavutil/des.c b/libavutil/des.c
index 43f6c4ae2ea4d6b1ca2d5149867a8699e6041566..6ba770225277b66075d8d8e82240db8100ab6c7f 100644 (file)
--- a/libavutil/des.c
+++ b/libavutil/des.c
@@ -349,7 +349,7 @@ static const uint8_t cbc_key[] = {
     0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0x01, 0x23
 };
 
-int run_test(int cbc, int decrypt) {
+static int run_test(int cbc, int decrypt) {
     AVDES d;
     int delay = cbc && !decrypt ? 2 : 1;
     uint64_t res;