libavcodec/h264.c:1108: error: Null Dereference
  pointer `*to[i]` last assigned on line 1106 could be null and is dereferenced by call to `memcpy()` at line 1108, column 22.

libavcodec/h264.c:1100:1: start of procedure copy_parameter_set()
1098. }
1099. 
1100. static void copy_parameter_set(void **to, void **from, int count, int size)
      ^
1101. {
1102.     int i;

libavcodec/h264.c:1104:10: 
1102.     int i;
1103. 
1104.     for (i=0; i<count; i++){
               ^
1105.         if (to[i] && !from[i]) av_freep(&to[i]);
1106.         else if (from[i] && !to[i]) to[i] = av_malloc(size);

libavcodec/h264.c:1104:15: Loop condition is true. Entering loop body
1102.     int i;
1103. 
1104.     for (i=0; i<count; i++){
                    ^
1105.         if (to[i] && !from[i]) av_freep(&to[i]);
1106.         else if (from[i] && !to[i]) to[i] = av_malloc(size);

libavcodec/h264.c:1105:13: Taking false branch
1103. 
1104.     for (i=0; i<count; i++){
1105.         if (to[i] && !from[i]) av_freep(&to[i]);
                  ^
1106.         else if (from[i] && !to[i]) to[i] = av_malloc(size);
1107. 

libavcodec/h264.c:1106:18: Taking true branch
1104.     for (i=0; i<count; i++){
1105.         if (to[i] && !from[i]) av_freep(&to[i]);
1106.         else if (from[i] && !to[i]) to[i] = av_malloc(size);
                       ^
1107. 
1108.         if (from[i]) memcpy(to[i], from[i], size);

libavcodec/h264.c:1106:30: Taking true branch
1104.     for (i=0; i<count; i++){
1105.         if (to[i] && !from[i]) av_freep(&to[i]);
1106.         else if (from[i] && !to[i]) to[i] = av_malloc(size);
                                   ^
1107. 
1108.         if (from[i]) memcpy(to[i], from[i], size);

libavcodec/h264.c:1106:37: 
1104.     for (i=0; i<count; i++){
1105.         if (to[i] && !from[i]) av_freep(&to[i]);
1106.         else if (from[i] && !to[i]) to[i] = av_malloc(size);
                                          ^
1107. 
1108.         if (from[i]) memcpy(to[i], from[i], size);

libavutil/mem.c:64:1: start of procedure av_malloc()
  62.    linker will do it automatically. */
  63. 
  64. void *av_malloc(size_t size)
      ^
  65. {
  66.     void *ptr = NULL;

libavutil/mem.c:66:5: 
  64. void *av_malloc(size_t size)
  65. {
  66.     void *ptr = NULL;
          ^
  67. #if CONFIG_MEMALIGN_HACK
  68.     long diff;

libavutil/mem.c:72:8: Taking true branch
  70. 
  71.     /* let's disallow possible ambiguous cases */
  72.     if(size > (INT_MAX-32) )
             ^
  73.         return NULL;
  74. 

libavutil/mem.c:73:9: 
  71.     /* let's disallow possible ambiguous cases */
  72.     if(size > (INT_MAX-32) )
  73.         return NULL;
              ^
  74. 
  75. #if CONFIG_MEMALIGN_HACK

libavutil/mem.c:115:1: return from a call to av_malloc
  113. #endif
  114.     return ptr;
  115. }
       ^
  116. 
  117. void *av_realloc(void *ptr, size_t size)

libavcodec/h264.c:1108:13: Taking true branch
1106.         else if (from[i] && !to[i]) to[i] = av_malloc(size);
1107. 
1108.         if (from[i]) memcpy(to[i], from[i], size);
                  ^
1109.     }
1110. }

libavcodec/h264.c:1108:22: 
1106.         else if (from[i] && !to[i]) to[i] = av_malloc(size);
1107. 
1108.         if (from[i]) memcpy(to[i], from[i], size);
                           ^
1109.     }
1110. }
