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net_sched: constify qdisc_priv()
In order to propagate const qualifiers, we change qdisc_priv() to accept a possibly const argument. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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include/net/pkt_sched.h

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -20,10 +20,10 @@ struct qdisc_walker {
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int (*fn)(struct Qdisc *, unsigned long cl, struct qdisc_walker *);
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};
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static inline void *qdisc_priv(struct Qdisc *q)
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{
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return &q->privdata;
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}
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#define qdisc_priv(q) \
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_Generic(q, \
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const struct Qdisc * : (const void *)&q->privdata, \
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struct Qdisc * : (void *)&q->privdata)
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static inline struct Qdisc *qdisc_from_priv(void *priv)
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{

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