diff -r e43dee5892f4 -r f82aa7afe872 src/c2html.c
--- a/src/c2html.c	Sun Apr 19 10:48:00 2015 +0200
+++ b/src/c2html.c	Tue Apr 21 09:47:52 2015 +0200
@@ -44,7 +44,8 @@
     l[width] = 0;
     if (inputfile->count >= inputfile->capacity) {
         inputfile->capacity <<= 1;
-        inputfile->lines = realloc(inputfile->lines, inputfile->capacity);
+        inputfile->lines = realloc(inputfile->lines,
+            sizeof(char*)*inputfile->capacity);
     }
     inputfile->lines[inputfile->count] = l;
     inputfile->maxlinewidth =
@@ -286,6 +287,7 @@
                     (fmt_write_func)fwrite,
                     fout,
                     settings.showlinenumbers);
+            freeinputfilebuffer(inputfile);
         } else {
             perror("Error opening input file");
             retcode = -1;