tree 6f4f05da21227b0d2cbd93694f5b6dce8ce4b413
parent ceaca9dc3c7e6b7bf7e4af0693df7e1c48f6ac02
author Jan Beulich <JBeulich@suse.com> 1418125624 +0000
committer David S. Miller <davem@davemloft.net> 1418167808 -0500

netback: don't store invalid vif pointer

When xenvif_alloc() fails, it returns a non-NULL error indicator. To
avoid eventual races, we shouldn't store that into struct backend_info
as readers of it only check for NULL.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>