[PATCH 5.15/5.10/5.4/4.19 0/1] pppoe: Fix memory leak in pppoe_sendmsg()

syzbot reports a memory leak in pppoe_sendmsg in 5.15, 5.10, 5.4 and 4.19 stable releases. The problem has been fixed by the following patch which can be cleanly applied to the 5.15, 5.10, 5.4 and 4.19 branches.

Found by InfoTeCS on behalf of Linux Verification Center (linuxtesting.org) with Syzkaller

Gavrilov Ilia (1): pppoe: Fix memory leak in pppoe_sendmsg()

drivers/net/ppp/pppoe.c | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-)