avformat/paf: Do not zero allocated tables which are immedeately filled

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

libavformat/paf.c

@@ -149,11 +149,11 @@ static int read_header(AVFormatContext *s)
         p->frame_blks     > INT_MAX / sizeof(uint32_t))
         return AVERROR_INVALIDDATA;
 
-    p->blocks_count_table  = av_mallocz(p->nb_frames *
+    p->blocks_count_table  = av_malloc_array(p->nb_frames,
                                         sizeof(*p->blocks_count_table));
-    p->frames_offset_table = av_mallocz(p->nb_frames *
+    p->frames_offset_table = av_malloc_array(p->nb_frames,
                                         sizeof(*p->frames_offset_table));
-    p->blocks_offset_table = av_mallocz(p->frame_blks *
+    p->blocks_offset_table = av_malloc_array(p->frame_blks,
                                         sizeof(*p->blocks_offset_table));
 
     p->video_size  = p->max_video_blks * p->buffer_size;