da(4): defend against calling sysctl_ctx_free on unininitalized sysctl_ctx

[Kenneth D. Merry]

On Tue, Oct 07, 2003 at 17:29:21 +0200, Thomas Quinot wrote:
> The following change resolves a recently observed panic on probe of
> various USB mass storage devices. It is similar to the one I committed
> in scsi_cd.c rev 1.86. Please review!

Looks good to me as well, feel free to commit.

Ken
-- 
Kenneth Merry
ken at kdm.org