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lineage_android_kernel_samsung_jf
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Code Issues Releases Wiki Activity

Bluetooth: bnep: bnep_add_connection() should verify that it's dealing with l2cap socket 

same story as cmtp

Bug: 33982955
Change-Id: I60ce3e3b5a5a0e41ddaec155a0c6a46307eedeb7
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Al Viro 2017-09-29 16:13:28 -07:00 committed by ShevT
parent 872f98667e
commit 2c589c8338
1 changed files with 4 additions and 1 deletions
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5
net/bluetooth/bnep/core.c
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@ -50,8 +50,8 @@
#include <asm/unaligned.h> #include <asm/unaligned.h>
#include <net/bluetooth/bluetooth.h> #include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
#include <net/bluetooth/l2cap.h> #include <net/bluetooth/l2cap.h>
#include <net/bluetooth/hci_core.h>
#include "bnep.h" #include "bnep.h"
@ -563,6 +563,9 @@ int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock)
u8 dst[ETH_ALEN], src[ETH_ALEN]; u8 dst[ETH_ALEN], src[ETH_ALEN];
int err; int err;
if (!l2cap_is_socket(sock))
return -EBADFD;
BT_DBG(""); BT_DBG("");
baswap((void *) dst, &bt_sk(sock->sk)->dst); baswap((void *) dst, &bt_sk(sock->sk)->dst);