Add a KASSERT on unit2minor() so that we catch it if people try to pass

us unit numbers which doesn't fit in 24 bits.
2001-03-20 13:24:24 +00:00 · 2001-03-20 13:24:24 +00:00 · 15b6f00fd1
parent 53233f9499
commit 15b6f00fd1
1 changed files with 1 additions and 0 deletions
--- a/sys/kern/kern_conf.c
+++ b/sys/kern/kern_conf.c
@ -159,6 +159,7 @@ int
 unit2minor(int unit)
 {

+	KASSERT(unit <= 0xffffff, ("Invalid unit (%d) in unit2minor", unit));
 	return ((unit & 0xff) | ((unit << 8) & ~0xffff));
 }