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Commit 80caf435 authored by Gen Zhang's avatar Gen Zhang Committed by David S. Miller
Browse files

mdesc: fix a missing-check bug in get_vdev_port_node_info() 



In get_vdev_port_node_info(), 'node_info->vdev_port.name' is allcoated
by kstrdup_const(), and it returns NULL when fails. So
'node_info->vdev_port.name' should be checked.

Signed-off-by: default avatarGen Zhang <blackgod016574@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d3c976c1

arch/sparc/kernel/mdesc.c

+2 −0
Original line number Diff line number Diff line
@@ -356,6 +356,8 @@ static int get_vdev_port_node_info(struct mdesc_handle *md, u64 node, 


	node_info->vdev_port.id = *idp;

	node_info->vdev_port.name = kstrdup_const(name, GFP_KERNEL);

	if (!node_info->vdev_port.name)

		return -1;

	node_info->vdev_port.parent_cfg_hdl = *parent_cfg_hdlp;



	return 0;