openwrt/package/busybox/patches/140-unlink-passwd.patch

   1 --- busybox-1.00.old/loginutils/passwd.c        2004-09-15 04:39:09.000000000 +0200
   2 +++ busybox-1.00/loginutils/passwd.c    2005-03-23 15:31:07.000000000 +0100
   3 @@ -54,11 +54,12 @@
   4                 snprintf(filename, sizeof filename, "%s", bb_path_passwd_file);
   5         }
   6
   7 -       if (((fp = fopen(filename, "r+")) == 0) || (fstat(fileno(fp), &sb))) {
   8 +       if (((fp = fopen(filename, "r")) == 0) || (fstat(fileno(fp), &sb))) {
   9                 /* return 0; */
  10                 return 1;
  11         }
  12
  13 +#if 0
  14         /* Lock the password file before updating */
  15         lock.l_type = F_WRLCK;
  16         lock.l_whence = SEEK_SET;
  17 @@ -69,6 +70,7 @@
  18                 return 1;
  19         }
  20         lock.l_type = F_UNLCK;
  21 +#endif
  22
  23         snprintf(buf, sizeof buf, "%s-", filename);
  24         if (create_backup(buf, fp)) {
  25 @@ -119,6 +121,7 @@
  26                 fclose(fp);
  27                 return 1;
  28         }
  29 +       unlink(filename);
  30         if (rename(buf, filename) < 0) {
  31                 fcntl(fileno(fp), F_SETLK, &lock);
  32                 fclose(fp);