[PATCH AUTOSEL 5.4 21/25] Bluetooth: use memset avoid memory leaks

From: Sasha Levin
Date: Thu Aug 11 2022 - 12:32:45 EST


From: Xiaohui Zhang <xiaohuizhang@xxxxxxxxxx>

[ Upstream commit d3715b2333e9a21692ba16ef8645eda584a9515d ]

Use memset to initialize structs to prevent memory leaks
in l2cap_ecred_connect

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Minghao Chi (CGEL ZTE) <chi.minghao@xxxxxxxxxx>
Signed-off-by: Marcel Holtmann <marcel@xxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
net/bluetooth/l2cap_core.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 959a16b13303..aef4d172c0d5 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -1298,6 +1298,7 @@ static void l2cap_le_connect(struct l2cap_chan *chan)

l2cap_le_flowctl_init(chan, 0);

+ memset(&req, 0, sizeof(req));
req.psm = chan->psm;
req.scid = cpu_to_le16(chan->scid);
req.mtu = cpu_to_le16(chan->imtu);
--
2.35.1