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avcodec/lpc: Use a function pointer from an initialized context 

Fixes null pointer dereference

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-06-30 12:34:50 +02:00
parent 32a3955259
commit e27be795f0
1 changed files with 1 additions and 1 deletions
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libavcodec/lpc.c
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@ -225,7 +225,7 @@ int ff_lpc_calc_coefs(LPCContext *s,
if(pass){
double eval, inv, rinv;
eval= m[(pass-1)&1].evaluate_lls(&m[(pass-1)&1], var+1, max_order-1);
eval= m[pass&1].evaluate_lls(&m[(pass-1)&1], var+1, max_order-1);
eval= (512>>pass) + fabs(eval - var[0]);
inv = 1/eval;
rinv = sqrt(inv);