Comment 4 for bug 11896

(I guess this bug should be reassigned to libc6)

It seems that the change to glibc's mknod was applied about 15 months
ago, between glibc 2.3.2 and glibc 2.3.3. Here's the patch taken from
glibc CVS:

Index: glibc-2.3.2/sysdeps/unix/sysv/linux/xmknod.c
===================================================================
--- glibc-2.3.2.orig/sysdeps/unix/sysv/linux/xmknod.c 2002-08-04 01:22:58.000000000 -0700
+++ glibc-2.3.2/sysdeps/unix/sysv/linux/xmknod.c 2005-01-11 17:43:15.209774232 -0800
@@ -35,7 +35,7 @@
 int
 __xmknod (int vers, const char *path, mode_t mode, dev_t *dev)
 {
- unsigned short int k_dev;
+ unsigned long long int k_dev;

   if (vers != _MKNOD_VER)
     {
@@ -44,9 +44,12 @@
     }

   /* We must convert the value to dev_t type used by the kernel. */
- k_dev = ((major (*dev) & 0xff) << 8) | (minor (*dev) & 0xff);
+ k_dev = (*dev) & ((1ULL << 32) - 1);
+ if (k_dev != *dev)
+ return EOVERFLOW;

- return INLINE_SYSCALL (mknod, 3, CHECK_STRING (path), mode, k_dev);
+ return INLINE_SYSCALL (mknod, 3, CHECK_STRING (path), mode,
+ (unsigned int) k_dev);
 }

 weak_alias (__xmknod, _xmknod)