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authorIngo Molnar <mingo@elte.hu>2010-10-30 10:43:08 +0200
committerIngo Molnar <mingo@elte.hu>2010-10-30 10:43:08 +0200
commit169ed55bd30305b933f52bfab32a58671d44ab68 (patch)
tree32e280957474f458901abfce16fa2a1687ef7497 /net/core/sysctl_net_core.c
parent3d7851b3cdd43a734e5cc4c643fd886ab28ad4d5 (diff)
parent45f81b1c96d9793e47ce925d257ea693ce0b193e (diff)
Merge branch 'tip/perf/jump-label-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into perf/urgent
Diffstat (limited to 'net/core/sysctl_net_core.c')
-rw-r--r--net/core/sysctl_net_core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 01eee5d984be..385b6095fdc4 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -34,7 +34,8 @@ static int rps_sock_flow_sysctl(ctl_table *table, int write,
mutex_lock(&sock_flow_mutex);
- orig_sock_table = rps_sock_flow_table;
+ orig_sock_table = rcu_dereference_protected(rps_sock_flow_table,
+ lockdep_is_held(&sock_flow_mutex));
size = orig_size = orig_sock_table ? orig_sock_table->mask + 1 : 0;
ret = proc_dointvec(&tmp, write, buffer, lenp, ppos);