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-rw-r--r--libavfilter/af_aiir.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavfilter/af_aiir.c b/libavfilter/af_aiir.c
index 87c3dadac8..6ff48e45aa 100644
--- a/libavfilter/af_aiir.c
+++ b/libavfilter/af_aiir.c
@@ -306,7 +306,7 @@ static int expand(AVFilterContext *ctx, double *pz, int nb, double *coeffs)
for (i = 0; i < nb + 1; i++) {
if (fabs(coeffs[2 * i + 1]) > DBL_EPSILON) {
av_log(ctx, AV_LOG_ERROR, "coeff: %lf of z^%d is not real; poles/zeros are not complex conjugates.\n",
- coeffs[2 * i + i], i);
+ coeffs[2 * i + 1], i);
return AVERROR(EINVAL);
}
}