diff options
| -rw-r--r-- | sys/kern/kern_conf.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/kern/kern_conf.c b/sys/kern/kern_conf.c index ad62d2a..d6116f7 100644 --- a/sys/kern/kern_conf.c +++ b/sys/kern/kern_conf.c @@ -189,6 +189,9 @@ lminor(dev_t x) dev_t makebdev(int x, int y) { + + if (x == umajor(NOUDEV) && y == uminor(NOUDEV)) + Debugger("makebdev of NOUDEV"); return (makedev(bmaj2cmaj[x], y)); } @@ -200,6 +203,8 @@ makedev(int x, int y) int hash; static int stashed; + if (x == umajor(NOUDEV) && y == uminor(NOUDEV)) + Debugger("makedev of NOUDEV"); udev = (x << 8) | y; hash = udev % DEVT_HASH; LIST_FOREACH(si, &dev_hash[hash], si_hash) { @@ -254,6 +259,9 @@ dev2udev(dev_t x) dev_t udev2dev(udev_t x, int b) { + + if (x == NOUDEV) + return (NODEV); switch (b) { case 0: return makedev(umajor(x), uminor(x)); |
