Re: CVS commit: src/sys/ufs/ffs

[Ben Harris <bjh21%netbsd.org@localhost>]

In article <20060323133853.GA1468%beta.martani.n2.repy.czf@localhost> you write:
>On Thu, Mar 23, 2006 at 11:16:48AM +0000, Juergen Hannken-Illjes wrote:
>> Log Message:
>> ffs_balloc*(): Add an assertion for "bpp != NULL" if B_METAONLY is set.
>
>Why? bpp is immediately dereferenced, so if it is NULL, the kernel will
>panic anyway.

NULL dereferences in the kernel don't always cause panics.  In
particular, read dereferences don't panic on some NetBSD/arm platforms,
and even write dereferences don't panic on NetBSD/acorn26.

-- 
Ben Harris