void swri_get_dither(SwrContext *s, void *dst, int len, unsigned seed, enum AVSampleFormat noise_fmt) {
double scale = s->dither.noise_scale;
#define TMP_EXTRA 2
- double *tmp = av_malloc((len + TMP_EXTRA) * sizeof(double));
+ double *tmp = av_malloc_array(len + TMP_EXTRA, sizeof(double));
int i;
for(i=0; i<len + TMP_EXTRA; i++){