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net: 802: psnap.c: Use built-in RCU list checking 

list_for_each_entry_rcu() has built-in RCU and lock checking.

Pass cond argument to list_for_each_entry_rcu() to silence
false lockdep warning when CONFIG_PROVE_RCU_LIST is enabled
by default.

Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Madhuparna Bhowmik 2020-02-21 21:49:47 +05:30 committed by David S. Miller
parent 958a93c154
commit 0a087bf232
1 changed files with 1 additions and 1 deletions
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2
net/802/psnap.c
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@ -30,7 +30,7 @@ static struct datalink_proto *find_snap_client(const unsigned char *desc)
{
struct datalink_proto *proto = NULL, *p;
list_for_each_entry_rcu(p, &snap_list, node) {
list_for_each_entry_rcu(p, &snap_list, node, lockdep_is_held(&snap_lock)) {
if (!memcmp(p->type, desc, 5)) {
proto = p;
break;