[ovs-dev] [PATCH 2/6] netdev-vport: Fix theoretical null pointer dereference.

Jesse Gross jesse at nicira.com
Thu Dec 27 17:37:27 UTC 2012


On Wed, Dec 26, 2012 at 8:16 PM, Ethan Jackson <ethan at nicira.com> wrote:
> Theoretically, it's possible for netdev_get_status() to be called
> on a netdev-vport which hasn't had it's configuration set yet.  In
> this case, netdev-vport would dereference a null pointer.  This
> problem was found by Jesse Gross <jesse at nicira.com> in review.
>
> Signed-off-by: Ethan Jackson <ethan at nicira.com>

Shouldn't we just fetch the config?  It's pretty easy and seems a lot
less likely to cause surprises in the future.



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