ip_tunnel: fix sparse non static symbol warning
Fixes the following sparse warning: net/ipv4/ip_tunnel.c:116:18: warning: symbol 'tunnel_dst_check' was not declared. Should it be static? Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -113,7 +113,7 @@ static inline struct dst_entry *tunnel_dst_get(struct ip_tunnel *t)
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return dst;
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}
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struct dst_entry *tunnel_dst_check(struct ip_tunnel *t, u32 cookie)
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static struct dst_entry *tunnel_dst_check(struct ip_tunnel *t, u32 cookie)
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{
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struct dst_entry *dst = tunnel_dst_get(t);
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