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authorHerbert Xu <herbert@gondor.apana.org.au>2017-02-11 14:26:46 +0300
committerDavid S. Miller <davem@davemloft.net>2017-02-17 20:28:35 +0300
commit40f9f439706073b4b0a654b3b99e18296b7990b3 (patch)
treebaa437731befae16bef34595d72e2b64c2e4a97b /lib
parent98687f426bb3e93b9dbbfb614ba331192beae482 (diff)
downloadlinux-40f9f439706073b4b0a654b3b99e18296b7990b3.tar.xz
tipc: Fix tipc_sk_reinit race conditions
There are two problems with the function tipc_sk_reinit. Firstly it's doing a manual walk over an rhashtable. This is broken as an rhashtable can be resized and if you manually walk over it during a resize then you may miss entries. Secondly it's missing memory barriers as previously the code used spinlocks which provide the barriers implicitly. This patch fixes both problems. Fixes: 07f6c4bc048a ("tipc: convert tipc reference table to...") Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Ying Xue <ying.xue@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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