diff mbox series

[5.16,1008/1039] net: fix sock_timestamping_bind_phc() to release device

Message ID 20220124184159.173240015@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman Jan. 24, 2022, 6:46 p.m. UTC 
From: Miroslav Lichvar <mlichvar@redhat.com>

commit 2a4d75bfe41232608f5596a6d1369f92ccb20817 upstream.

Don't forget to release the device in sock_timestamping_bind_phc() after
it was used to get the vclock indices.

Fixes: d463126e23f1 ("net: sock: extend SO_TIMESTAMPING for PHC binding")
Signed-off-by: Miroslav Lichvar <mlichvar@redhat.com>
Cc: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 net/core/sock.c |    2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -843,6 +843,8 @@  static int sock_timestamping_bind_phc(st
 	}
 
 	num = ethtool_get_phc_vclocks(dev, &vclock_index);
+	dev_put(dev);
+
 	for (i = 0; i < num; i++) {
 		if (*(vclock_index + i) == phc_index) {
 			match = true;