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netprio_cgroup: define sk_cgrp_prioidx only if NETPRIO_CGROUP is enabled 

sock->sk_cgrp_prioidx won't be used at all if CONFIG_NETPRIO_CGROUP=n.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Li Zefan 2012-12-25 20:48:24 +00:00 committed by David S. Miller
parent ccb6e984a1
commit 3d0dcfbd8f
1 changed files with 1 additions and 1 deletions
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2
include/net/sock.h
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@ -367,7 +367,7 @@ struct sock {
unsigned short sk_ack_backlog;
unsigned short sk_max_ack_backlog;
__u32 sk_priority;
#ifdef CONFIG_CGROUPS
#if IS_ENABLED(CONFIG_NETPRIO_CGROUP)
__u32 sk_cgrp_prioidx;
#endif
struct pid *sk_peer_pid;