diff options
author | Nithin Raju <nithin@vmware.com> | 2015-09-03 07:01:49 -0700 |
---|---|---|
committer | Ben Pfaff <blp@nicira.com> | 2015-09-04 11:26:26 -0700 |
commit | c42d0da69c41b54c99346d5c1769dd0b5b82a6f4 (patch) | |
tree | 003246c4e2db1c732428419b12484aa79a88db12 /datapath-windows | |
parent | 25030d47665ecf1f46fba5abd404703df63df06d (diff) | |
download | openvswitch-c42d0da69c41b54c99346d5c1769dd0b5b82a6f4.tar.gz |
datapath-windows: check vport attribute before access
OVS_VPORT_ATTR_OPTIONS being an optional attribute should be
preceded by a check for valid value before access.
Signed-off-by: Nithin Raju <nithin@vmware.com>
Acked-by: Sairam Venugopal <vsairam@vmware.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
Diffstat (limited to 'datapath-windows')
-rw-r--r-- | datapath-windows/ovsext/Vport.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/datapath-windows/ovsext/Vport.c b/datapath-windows/ovsext/Vport.c index 6b74ec28c..dd615e4ac 100644 --- a/datapath-windows/ovsext/Vport.c +++ b/datapath-windows/ovsext/Vport.c @@ -2177,10 +2177,12 @@ OvsNewVportCmdHandler(POVS_USER_PARAMS_CONTEXT usrParamsCtx, break; } - PNL_ATTR attr = NlAttrFindNested(vportAttrs[OVS_VPORT_ATTR_OPTIONS], - OVS_TUNNEL_ATTR_DST_PORT); - if (attr) { - transportPortDest = NlAttrGetU16(attr); + if (vportAttrs[OVS_VPORT_ATTR_OPTIONS]) { + PNL_ATTR attr = NlAttrFindNested(vportAttrs[OVS_VPORT_ATTR_OPTIONS], + OVS_TUNNEL_ATTR_DST_PORT); + if (attr) { + transportPortDest = NlAttrGetU16(attr); + } } status = OvsInitTunnelVport(usrParamsCtx, |