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rhashtable: fix rht_for_each_entry_safe() endless loop 

"next" is not updated, causing an endless loop for buckets with more than
one element.

Fixes: 88d6ed15ac ("rhashtable: Convert bucket iterators to take table and index")
Signed-off-by: Patrick McHardy <kaber@trash.net>
Acked-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2015-01-21 11:12:13 +00:00 committed by David S. Miller
parent 22f6bba77f
commit 607954b084
1 changed files with 3 additions and 1 deletions
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4
include/linux/rhashtable.h
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@ -260,7 +260,9 @@ void rhashtable_destroy(struct rhashtable *ht);
next = !rht_is_a_nulls(pos) ? \
rht_dereference_bucket(pos->next, tbl, hash) : NULL; \
(!rht_is_a_nulls(pos)) && rht_entry(tpos, pos, member); \
pos = next)
pos = next, \
next = !rht_is_a_nulls(pos) ? \
rht_dereference_bucket(pos->next, tbl, hash) : NULL)
/**
* rht_for_each_rcu_continue - continue iterating over rcu hash chain