From 1bc1731133140dccdd08899a59bbc06d975d0a15 Mon Sep 17 00:00:00 2001 From: Josh Triplett Date: Thu, 29 Jun 2006 17:02:31 -0700 Subject: [PATCH] [IrDA]: Fix RCU lock pairing on error path irlan_client_discovery_indication calls rcu_read_lock and rcu_read_unlock, but returns without unlocking in an error case. Fix that by replacing the return with a goto so that the rcu_read_unlock always gets executed. Signed-off-by: Josh Triplett Acked-by: Paul E. McKenney Signed-off-by: Samuel Ortiz samuel@sortiz.org <> Signed-off-by: David S. Miller --- net/irda/irlan/irlan_client.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/irda/irlan/irlan_client.c b/net/irda/irlan/irlan_client.c index f8e6cb0db0..95cf1234ea 100644 --- a/net/irda/irlan/irlan_client.c +++ b/net/irda/irlan/irlan_client.c @@ -173,13 +173,14 @@ void irlan_client_discovery_indication(discinfo_t *discovery, rcu_read_lock(); self = irlan_get_any(); if (self) { - IRDA_ASSERT(self->magic == IRLAN_MAGIC, return;); + IRDA_ASSERT(self->magic == IRLAN_MAGIC, goto out;); IRDA_DEBUG(1, "%s(), Found instance (%08x)!\n", __FUNCTION__ , daddr); irlan_client_wakeup(self, saddr, daddr); } +IRDA_ASSERT_LABEL(out:) rcu_read_unlock(); } -- 2.20.1