avconv.c:3848: error: Null Dereference
  pointer `today` last assigned on line 3846 could be null and is dereferenced at line 3848, column 69.

avconv.c:3842:1: start of procedure opt_vstats()
3840. }
3841. 
3842. static int opt_vstats(const char *opt, const char *arg)
      ^
3843. {
3844.     char filename[40];

avconv.c:3845:5: 
3843. {
3844.     char filename[40];
3845.     time_t today2 = time(NULL);
          ^
3846.     struct tm *today = localtime(&today2);
3847. 

avconv.c:3846:5: 
3844.     char filename[40];
3845.     time_t today2 = time(NULL);
3846.     struct tm *today = localtime(&today2);
          ^
3847. 
3848.     snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,

avconv.c:3848:5: 
3846.     struct tm *today = localtime(&today2);
3847. 
3848.     snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,
          ^
3849.              today->tm_sec);
3850.     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}']