X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavfilter%2Faf_alimiter.c;h=c41e95576f760e533f709ffbeac23d37a5263c6d;hb=061337a073236cb0bc6c56036f50f883d2887681;hp=46211a710ada8eb3993f73042e9612ac63b2344b;hpb=d268094f889479a8edee43d8c847da8838b8bf0f;p=ffmpeg

diff --git a/libavfilter/af_alimiter.c b/libavfilter/af_alimiter.c
index 46211a710ad..c41e95576f7 100644
--- a/libavfilter/af_alimiter.c
+++ b/libavfilter/af_alimiter.c
@@ -135,7 +135,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
     if (av_frame_is_writable(in)) {
         out = in;
     } else {
-        out = ff_get_audio_buffer(inlink, in->nb_samples);
+        out = ff_get_audio_buffer(outlink, in->nb_samples);
         if (!out) {
             av_frame_free(&in);
             return AVERROR(ENOMEM);
@@ -327,6 +327,11 @@ static int config_input(AVFilterLink *inlink)
     s->buffer_size = inlink->sample_rate * s->attack * inlink->channels;
     s->buffer_size -= s->buffer_size % inlink->channels;
 
+    if (s->buffer_size <= 0) {
+        av_log(ctx, AV_LOG_ERROR, "Attack is too small.\n");
+        return AVERROR(EINVAL);
+    }
+
     return 0;
 }