@@ -94,12 +94,17 @@ static double bessel(double x){

  * @param factor resampling factor

  * @param scale wanted sum of coefficients for each filter

  * @param type 0->cubic, 1->blackman nuttall windowed sinc, 2..16->kaiser windowed sinc beta=2..16

+ * @return 0 on success, negative on error

  */

-static void build_filter(FELEM *filter, double factor, int tap_count, int phase_count, int scale, int type){

+static int build_filter(FELEM *filter, double factor, int tap_count, int phase_count, int scale, int type){

     int ph, i;

-    double x, y, w, tab[tap_count];

+    double x, y, w;

+    double *tab = av_malloc(tap_count * sizeof(*tab));

     const int center= (tap_count-1)/2;

+    if (!tab)

+        return AVERROR(ENOMEM);

+

     /* if upsampling, only need to interpolate, no filter */

     if (factor > 1.0)

         factor = 1.0;

@@ -176,6 +181,9 @@ static void build_filter(FELEM *filter, double factor, int tap_count, int phase_

         }

     }

 #endif

+

+    av_free(tab);

+    return 0;

 }

 AVResampleContext *av_resample_init(int out_rate, int in_rate, int filter_size, int phase_shift, int linear, double cutoff){

@@ -194,7 +202,8 @@ AVResampleContext *av_resample_init(int out_rate, int in_rate, int filter_size,

     c->filter_bank= av_mallocz(c->filter_length*(phase_count+1)*sizeof(FELEM));

     if (!c->filter_bank)

         goto error;

-    build_filter(c->filter_bank, factor, c->filter_length, phase_count, 1<<FILTER_SHIFT, WINDOW_TYPE);

+    if (build_filter(c->filter_bank, factor, c->filter_length, phase_count, 1<<FILTER_SHIFT, WINDOW_TYPE))

+        goto error;

     memcpy(&c->filter_bank[c->filter_length*phase_count+1], c->filter_bank, (c->filter_length-1)*sizeof(FELEM));

     c->filter_bank[c->filter_length*phase_count]= c->filter_bank[c->filter_length - 1];

@@ -204,6 +213,7 @@ AVResampleContext *av_resample_init(int out_rate, int in_rate, int filter_size,

     return c;

 error:

+    av_free(c->filter_bank);

     av_free(c);

     return NULL;

 }