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authorVivien Didelot <vivien.didelot@savoirfairelinux.com>2015-07-10 19:48:58 -0400
committerDavid S. Miller <davem@davemloft.net>2015-07-11 21:29:55 -0700
commit2ee94014d9bd3868b1c0d17405f96d63bec83f28 (patch)
treec3de5eb5e5eac625aab00c7bb23b885b6b6eb244 /net/switchdev
parentc590032f9ab8d03aab235a7601db22a267c2d958 (diff)
downloadlinux-0-day-2ee94014d9bd3868b1c0d17405f96d63bec83f28.tar.gz
linux-0-day-2ee94014d9bd3868b1c0d17405f96d63bec83f28.tar.xz
net: switchdev: don't abort unsupported operations
There is no need to abort attribute setting or object addition, if the prepare phase returned operation not supported. Thus, abort these two transactions only if the error is not -EOPNOTSUPP. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Acked-by: Jiri Pirko <jiri@resnulli.us> Acked-by: Scott Feldman <sfeldma@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/switchdev')
-rw-r--r--net/switchdev/switchdev.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index 84f77a0540251..9f2add3cba26e 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -171,8 +171,10 @@ int switchdev_port_attr_set(struct net_device *dev, struct switchdev_attr *attr)
* released.
*/
- attr->trans = SWITCHDEV_TRANS_ABORT;
- __switchdev_port_attr_set(dev, attr);
+ if (err != -EOPNOTSUPP) {
+ attr->trans = SWITCHDEV_TRANS_ABORT;
+ __switchdev_port_attr_set(dev, attr);
+ }
return err;
}
@@ -249,8 +251,10 @@ int switchdev_port_obj_add(struct net_device *dev, struct switchdev_obj *obj)
* released.
*/
- obj->trans = SWITCHDEV_TRANS_ABORT;
- __switchdev_port_obj_add(dev, obj);
+ if (err != -EOPNOTSUPP) {
+ obj->trans = SWITCHDEV_TRANS_ABORT;
+ __switchdev_port_obj_add(dev, obj);
+ }
return err;
}