tools/tiff2pdf.c:4190: error: Null Dereference
  pointer `currenttime` last assigned on line 4187 could be null and is dereferenced at line 4190, column 5.

tools/tiff2pdf.c:4176:1: start of procedure t2p_pdf_currenttime()
4174.  */
4175. 
4176. void t2p_pdf_currenttime(T2P* t2p)
      ^
4177. {
4178. 	struct tm* currenttime;

tools/tiff2pdf.c:4181:6: Taking true branch
4179. 	time_t timenow;
4180. 
4181. 	if (time(&timenow) == (time_t) -1) {
           ^
4182. 		TIFFError(TIFF2PDF_MODULE,
4183. 			  "Can't get the current time: %s", strerror(errno));

tools/tiff2pdf.c:4182:3: Skipping strerror(): method has no implementation
4180. 
4181. 	if (time(&timenow) == (time_t) -1) {
4182. 		TIFFError(TIFF2PDF_MODULE,
        ^
4183. 			  "Can't get the current time: %s", strerror(errno));
4184. 		timenow = (time_t) 0;

libtiff/tif_error.c:50:1: start of procedure TIFFError()
  48. }
  49. 
  50. void
      ^
  51. TIFFError(const char* module, const char* fmt, ...)
  52. {

libtiff/tif_error.c:54:2: 
  52. {
  53. 	va_list ap;
  54. 	va_start(ap, fmt);
       ^
  55. 	if (_TIFFerrorHandler)
  56. 		(*_TIFFerrorHandler)(module, fmt, ap);

libtiff/tif_error.c:55:6: Taking true branch
  53. 	va_list ap;
  54. 	va_start(ap, fmt);
  55. 	if (_TIFFerrorHandler)
           ^
  56. 		(*_TIFFerrorHandler)(module, fmt, ap);
  57. 	if (_TIFFerrorHandlerExt)

libtiff/tif_error.c:56:3: Skipping __function_pointer__(): unresolved function pointer
  54. 	va_start(ap, fmt);
  55. 	if (_TIFFerrorHandler)
  56. 		(*_TIFFerrorHandler)(module, fmt, ap);
        ^
  57. 	if (_TIFFerrorHandlerExt)
  58. 		(*_TIFFerrorHandlerExt)(0, module, fmt, ap);

libtiff/tif_error.c:57:6: Taking true branch
  55. 	if (_TIFFerrorHandler)
  56. 		(*_TIFFerrorHandler)(module, fmt, ap);
  57. 	if (_TIFFerrorHandlerExt)
           ^
  58. 		(*_TIFFerrorHandlerExt)(0, module, fmt, ap);
  59. 	va_end(ap);

libtiff/tif_error.c:58:3: Skipping __function_pointer__(): unresolved function pointer
  56. 		(*_TIFFerrorHandler)(module, fmt, ap);
  57. 	if (_TIFFerrorHandlerExt)
  58. 		(*_TIFFerrorHandlerExt)(0, module, fmt, ap);
        ^
  59. 	va_end(ap);
  60. }

libtiff/tif_error.c:59:2: 
  57. 	if (_TIFFerrorHandlerExt)
  58. 		(*_TIFFerrorHandlerExt)(0, module, fmt, ap);
  59. 	va_end(ap);
       ^
  60. }
  61. 

libtiff/tif_error.c:60:1: return from a call to TIFFError
  58. 		(*_TIFFerrorHandlerExt)(0, module, fmt, ap);
  59. 	va_end(ap);
  60. }
      ^
  61. 
  62. void

tools/tiff2pdf.c:4184:3: 
4182. 		TIFFError(TIFF2PDF_MODULE,
4183. 			  "Can't get the current time: %s", strerror(errno));
4184. 		timenow = (time_t) 0;
        ^
4185. 	}
4186. 

tools/tiff2pdf.c:4187:2: 
4185. 	}
4186. 
4187. 	currenttime = localtime(&timenow);
       ^
4188. 	snprintf(t2p->pdf_datetime, sizeof(t2p->pdf_datetime),
4189. 		 "D:%.4d%.2d%.2d%.2d%.2d%.2d",

tools/tiff2pdf.c:4188:2: 
4186. 
4187. 	currenttime = localtime(&timenow);
4188. 	snprintf(t2p->pdf_datetime, sizeof(t2p->pdf_datetime),
       ^
4189. 		 "D:%.4d%.2d%.2d%.2d%.2d%.2d",
4190. 		 (currenttime->tm_year + 1900) % 65536,
