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IB/i40iw: Use kmemdup rather than open coding 

Use kmemdump instead of kzmalloc + memcpy.

Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Fuqian Huang 2019-07-04 00:27:42 +08:00 committed by Jason Gunthorpe
parent 5d7d78eaec
commit cda8cf56d8
1 changed files with 2 additions and 2 deletions
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4
drivers/infiniband/hw/i40iw/i40iw_cm.c
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@ -4276,11 +4276,11 @@ static void i40iw_qhash_ctrl(struct i40iw_device *iwdev,
/* if not found then add a child listener if interface is going up */
if (!ifup)
return;
child_listen_node = kzalloc(sizeof(*child_listen_node), GFP_ATOMIC);
child_listen_node = kmemdup(parent_listen_node,
sizeof(*child_listen_node), GFP_ATOMIC);
if (!child_listen_node)
return;
node_allocated = true;
memcpy(child_listen_node, parent_listen_node, sizeof(*child_listen_node));
memcpy(child_listen_node->loc_addr, ipaddr, ipv4 ? 4 : 16);