avcodec/takdec: Skip last p2 sample (which is unused)
Fixes out of array read Fixes: cb3f38b08b4541523974667c7d1eee9e/asan_heap-oob_2659e18_9838_021fd5cd635bf76cede6398cd9ecbcdd.tak Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 08b520636e96ba6888b669b9b3f4c414631ea1d2) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -632,7 +632,7 @@ static int decorrelate(TAKDecContext *s, int c1, int c2, int length)
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for (; length2 > 0; length2 -= tmp) {
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tmp = FFMIN(length2, x);
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for (i = 0; i < tmp; i++)
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for (i = 0; i < tmp - (tmp == length2); i++)
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s->residues[filter_order + i] = *p2++ >> dshift;
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for (i = 0; i < tmp; i++) {
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