[PACKET]: Fix sparse warnings in af_packet.c
CHECK net/packet/af_packet.c
net/packet/af_packet.c:1876:14: warning: context imbalance in 'packet_seq_start' - wrong count at exit
net/packet/af_packet.c:1888:13: warning: context imbalance in 'packet_seq_stop' - unexpected unlock
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 43e49f4..b8b827c 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1870,6 +1870,7 @@
}
static void *packet_seq_start(struct seq_file *seq, loff_t *pos)
+ __acquires(seq_file_net(seq)->packet.sklist_lock)
{
struct net *net = seq_file_net(seq);
read_lock(&net->packet.sklist_lock);
@@ -1886,6 +1887,7 @@
}
static void packet_seq_stop(struct seq_file *seq, void *v)
+ __releases(seq_file_net(seq)->packet.sklist_lock)
{
struct net *net = seq_file_net(seq);
read_unlock(&net->packet.sklist_lock);