kldunload(8) returns 0, although it fail

[Alexander Best]

hi there,

is this a known issue with kldunload(8)?

***beginn***
otaku% kldunload sound
otaku% echo $?
0
otaku% kldstat
Id Refs Address            Size     Name
 1   35 0xffffffff80100000 a2da40   kernel
 2    1 0xffffffff80b2e000 295e8    snd_hda.ko
 3    1 0xffffffff80b58000 85110    sound.ko
 4    1 0xffffffff80bde000 da4bb8   nvidia.ko
 5    4 0xffffffff81983000 418e0    linux.ko
 6    1 0xffffffff819c5000 80e8     ng_ubt.ko
 7    2 0xffffffff819ce000 fa78     ng_hci.ko
 8    2 0xffffffff819de000 2bd0     ng_bluetooth.ko
 9    3 0xffffffff819e1000 15e68    netgraph.ko
10    1 0xffffffff81c12000 3edb     linprocfs.ko
11    3 0xffffffff81c16000 4698     pseudofs.ko
12    1 0xffffffff81c1b000 31b3     procfs.ko
13    1 0xffffffff81c1f000 a37      linsysfs.ko
otaku% kldunload sound
kldunload: attempt to unload file that was loaded by the kernel
kldunload: can't unload file: Device busy
otaku% echo $?
1
otaku%
***end***

cheers.
alex

-- 
a13x