avconv.c:4717: error: Null Dereference
  pointer `today` last assigned on line 4715 could be null and is dereferenced at line 4717, column 69.

avconv.c:4711:1: start of procedure opt_vstats()
4709. }
4710. 
4711. static int opt_vstats(const char *opt, const char *arg)
      ^
4712. {
4713.     char filename[40];

avconv.c:4714:5: 
4712. {
4713.     char filename[40];
4714.     time_t today2 = time(NULL);
          ^
4715.     struct tm *today = localtime(&today2);
4716. 

avconv.c:4715:5: 
4713.     char filename[40];
4714.     time_t today2 = time(NULL);
4715.     struct tm *today = localtime(&today2);
          ^
4716. 
4717.     snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,

avconv.c:4717:5: 
4715.     struct tm *today = localtime(&today2);
4716. 
4717.     snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,
          ^
4718.              today->tm_sec);
4719.     return opt_vstats_file(opt, filename);

static int opt_vstats(const char *opt, const char *arg)
{
    char filename[40];
    time_t today2 = time(NULL);
    struct tm *today = localtime(&today2);
    snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,
             today->tm_sec);
    return opt_vstats_file(opt, filename);
}
['static int opt_vstats(const char *opt, const char *arg)\n{\n    char filename[40];\n    time_t today2 = time(NULL);\n    struct tm *today = localtime(&today2);\n    snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,\n             today->tm_sec);\n    return opt_vstats_file(opt, filename);\n}']