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[FIB]: Avoid using static variables without proper locking
authorEric Dumazet <dada1@cosmosbay.com>
Tue, 15 Jan 2008 07:09:56 +0000 (23:09 -0800)
committerDavid S. Miller <davem@davemloft.net>
Mon, 28 Jan 2008 23:02:13 +0000 (15:02 -0800)
commit28d36e3702fcbed73c38e877bcf2a8f8946b7f3d
treee06248b21566229ec99f0ca9249d1deff6f467d9tree | snapshot (tar.gz zip)
parent39a6d06300128d32f361f4f790beba0ca83730ebcommit | diff
[FIB]: Avoid using static variables without proper locking

fib_trie_seq_show() uses two helper functions, rtn_scope() and
rtn_type() that can write to static storage without locking.

Just pass to them a temporary buffer to avoid potential corruption
(probably not triggerable but still...)

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/fib_trie.c diff | blob | blame | history