On Tue, Nov 07, 2017 at 10:20:13AM +0200, Leon Romanovsky wrote:
> On Tue, Nov 07, 2017 at 08:44:24AM +0200, Yuval Shaia wrote:
> > Function returns zero - make it void.
> >
> > While there make struct net_device const.
> >
> > Signed-off-by: Yuval Shaia <yuval.shaia@xxxxxxxxxx>
> > Reviewed-by: Parav Pandit <parav@xxxxxxxxxxxx>
> > ---
> > v0 -> v1:
> > * Accept comment from Parav Pandit and make struct net_device const
> > v1 -> v2:
> > * s/IB/RDMA (header)
> > * Add Parav Pandit r-b
> > ---
> > drivers/infiniband/core/addr.c | 26 ++++++++++++++------------
> > drivers/infiniband/core/cma.c | 8 ++------
> > include/rdma/ib_addr.h | 5 +++--
> > 3 files changed, 19 insertions(+), 20 deletions(-)
> >
> > diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
> > index 12523f630b61..a80a4040352a 100644
> > --- a/drivers/infiniband/core/addr.c
> > +++ b/drivers/infiniband/core/addr.c
> > @@ -229,8 +229,9 @@ void rdma_addr_unregister_client(struct rdma_addr_client *client)
> > }
> > EXPORT_SYMBOL(rdma_addr_unregister_client);
> >
> > -int rdma_copy_addr(struct rdma_dev_addr *dev_addr, struct net_device *dev,
> > - const unsigned char *dst_dev_addr)
> > +void rdma_copy_addr(struct rdma_dev_addr *dev_addr,
> > + const struct net_device *dev,
> > + const unsigned char *dst_dev_addr)
> > {
> > dev_addr->dev_type = dev->type;
> > memcpy(dev_addr->src_dev_addr, dev->dev_addr, MAX_ADDR_LEN);
> > @@ -238,7 +239,6 @@ int rdma_copy_addr(struct rdma_dev_addr *dev_addr, struct net_device *dev,
> > if (dst_dev_addr)
> > memcpy(dev_addr->dst_dev_addr, dst_dev_addr, MAX_ADDR_LEN);
> > dev_addr->bound_dev_if = dev->ifindex;
> > - return 0;
> > }
> > EXPORT_SYMBOL(rdma_copy_addr);
> >
> > @@ -247,15 +247,14 @@ int rdma_translate_ip(const struct sockaddr *addr,
> > u16 *vlan_id)
> > {
> > struct net_device *dev;
> > - int ret = -EADDRNOTAVAIL;
> >
> > if (dev_addr->bound_dev_if) {
> > dev = dev_get_by_index(dev_addr->net, dev_addr->bound_dev_if);
> > if (!dev)
> > return -ENODEV;
> > - ret = rdma_copy_addr(dev_addr, dev, NULL);
> > + rdma_copy_addr(dev_addr, dev, NULL);
> > dev_put(dev);
> > - return ret;
> > + return 0;
> > }
> >
> > switch (addr->sa_family) {
> > @@ -264,9 +263,9 @@ int rdma_translate_ip(const struct sockaddr *addr,
> > ((const struct sockaddr_in *)addr)->sin_addr.s_addr);
> >
> > if (!dev)
> > - return ret;
> > + return -EADDRNOTAVAIL;
> >
> > - ret = rdma_copy_addr(dev_addr, dev, NULL);
> > + rdma_copy_addr(dev_addr, dev, NULL);
> > dev_addr->bound_dev_if = dev->ifindex;
> > if (vlan_id)
> > *vlan_id = rdma_vlan_dev_vlan_id(dev);
> > @@ -279,7 +278,7 @@ int rdma_translate_ip(const struct sockaddr *addr,
> > if (ipv6_chk_addr(dev_addr->net,
> > &((const struct sockaddr_in6 *)addr)->sin6_addr,
> > dev, 1)) {
> > - ret = rdma_copy_addr(dev_addr, dev, NULL);
> > + rdma_copy_addr(dev_addr, dev, NULL);
> > dev_addr->bound_dev_if = dev->ifindex;
> > if (vlan_id)
> > *vlan_id = rdma_vlan_dev_vlan_id(dev);
> > @@ -290,7 +289,7 @@ int rdma_translate_ip(const struct sockaddr *addr,
> > break;
> > #endif
> > }
> > - return ret;
> > + return 0;
> > }
> > EXPORT_SYMBOL(rdma_translate_ip);
> >
> > @@ -346,7 +345,8 @@ static int dst_fetch_ha(struct dst_entry *dst, struct rdma_dev_addr *dev_addr,
> > neigh_event_send(n, NULL);
> > ret = -ENODATA;
> > } else {
> > - ret = rdma_copy_addr(dev_addr, dst->dev, n->ha);
> > + rdma_copy_addr(dev_addr, dst->dev, n->ha);
> > + ret = 0;
>
> Except very little comment, that is is better to set 0 to "ret"
> at the initialization phase and save assignment here.
Agree - will post quick v3 with this change.
>
> Looks good, thanks Yuval.
> Reviewed-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
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