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authorLi RongQing <lirongqing@baidu.com>2019-06-20 19:24:40 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-09-12 11:02:55 +0200
commit15605b333ddaa3e5e21dfebb65546c70bb167925 (patch)
tree377ee23f450db55f5cec734a82b98e52ed8b774c
parente70c0b7e280415e1511fb258f4b72733d765b80e (diff)
netns: restore ops before calling ops_exit_list
commit b272a0ad730103e84fb735fd0a8cc050cdf7f77c upstream. ops has been iterated to first element when call pre_exit, and it needs to restore from save_ops, not save ops to save_ops Fixes: d7d99872c144 ("netns: add pre_exit method to struct pernet_operations") Signed-off-by: Li RongQing <lirongqing@baidu.com> Reviewed-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--net/core/net_namespace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index a98b5f27b491..a7105645ccfc 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -357,7 +357,7 @@ out_undo:
synchronize_rcu();
- saved_ops = ops;
+ ops = saved_ops;
list_for_each_entry_continue_reverse(ops, &pernet_list, list)
ops_exit_list(ops, &net_exit_list);