avconv_opt.c:1873: error: Null Dereference
  pointer `today` last assigned on line 1871 could be null and is dereferenced at line 1873, column 69.

avconv_opt.c:1867:1: start of procedure opt_vstats()
1865. }
1866. 
1867. static int opt_vstats(void *optctx, const char *opt, const char *arg)
      ^
1868. {
1869.     char filename[40];

avconv_opt.c:1870:5: 
1868. {
1869.     char filename[40];
1870.     time_t today2 = time(NULL);
          ^
1871.     struct tm *today = localtime(&today2);
1872. 

avconv_opt.c:1871:5: 
1869.     char filename[40];
1870.     time_t today2 = time(NULL);
1871.     struct tm *today = localtime(&today2);
          ^
1872. 
1873.     snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,

avconv_opt.c:1873:5: 
1871.     struct tm *today = localtime(&today2);
1872. 
1873.     snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,
          ^
1874.              today->tm_sec);
1875.     return opt_vstats_file(NULL, opt, filename);

static int opt_vstats(void *optctx, 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(NULL, opt, filename);
}
['static int opt_vstats(void *optctx, 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(NULL, opt, filename);\n}']