avfilter/asrc_sinc: check allocation return value

3 years ago · 99f7f4144a
parent f4d123341c
commit 99f7f4144a
1 changed files with 3 additions and 0 deletions
--- a/libavfilter/asrc_sinc.c
+++ b/libavfilter/asrc_sinc.c
@ -113,6 +113,9 @@ static float *make_lpf(int num_taps, float Fc, float beta, float rho,
    float *h = av_calloc(num_taps, sizeof(*h)), sum = 0;
    float mult = scale / bessel_I_0(beta), mult1 = 1.f / (.5f * m + rho);

+    if (!h)
+        return NULL;
+
    av_assert0(Fc >= 0 && Fc <= 1);

    for (i = 0; i <= m / 2; i++) {