OpenCloudOS-Kernel/net/rxrpc
David Howells 0e50d99990 rxrpc: Fix a couple of potential use-after-frees
At the end of rxrpc_recvmsg(), if a call is found, the call is put and then
a trace line is emitted referencing that call in a couple of places - but
the call may have been deallocated by the time those traces happen.

Fix this by stashing the call debug_id in a variable and passing that to
the tracepoint rather than the call pointer.

Fixes: 849979051c ("rxrpc: Add a tracepoint to follow what recvmsg does")
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: linux-afs@lists.infradead.org
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-12-28 09:59:23 +00:00
..
Kconfig rxrpc: Implement an in-kernel rxperf server for testing purposes 2022-12-01 13:36:37 +00:00
Makefile rxrpc: Split the receive code 2022-12-01 13:36:40 +00:00
af_rxrpc.c rxrpc: Remove the _bh annotation from all the spinlocks 2022-12-01 13:36:42 +00:00
ar-internal.h rxrpc: Fix the return value of rxrpc_new_incoming_call() 2022-12-19 09:51:31 +00:00
call_accept.c rxrpc: Fix the return value of rxrpc_new_incoming_call() 2022-12-19 09:51:31 +00:00
call_event.c rxrpc: Transmit ACKs at the point of generation 2022-12-01 13:36:43 +00:00
call_object.c rxrpc: Fix security setting propagation 2022-12-19 09:51:31 +00:00
conn_client.c rxrpc: Fix security setting propagation 2022-12-19 09:51:31 +00:00
conn_event.c rxrpc: Remove the _bh annotation from all the spinlocks 2022-12-01 13:36:42 +00:00
conn_object.c rxrpc: Make the I/O thread take over the call and local processor work 2022-12-01 13:36:42 +00:00
conn_service.c rxrpc: Remove the _bh annotation from all the spinlocks 2022-12-01 13:36:42 +00:00
input.c rxrpc: Move the cwnd degradation after transmitting packets 2022-12-01 13:36:43 +00:00
insecure.c rxrpc: Don't use a ring buffer for call Tx queue 2022-11-08 16:42:28 +00:00
io_thread.c rxrpc: Fix the return value of rxrpc_new_incoming_call() 2022-12-19 09:51:31 +00:00
key.c rxrpc: Drop rxrpc_conn_parameters from rxrpc_connection and rxrpc_bundle 2022-12-01 13:36:38 +00:00
local_event.c rxrpc: Make the I/O thread take over the call and local processor work 2022-12-01 13:36:42 +00:00
local_object.c rxrpc: Fix I/O thread startup getting skipped 2022-12-19 09:51:31 +00:00
misc.c rxrpc: Get rid of the Rx ring 2022-11-08 16:42:28 +00:00
net_ns.c rxrpc: Don't hold a ref for connection workqueue 2022-12-01 13:36:40 +00:00
output.c rxrpc: Transmit ACKs at the point of generation 2022-12-01 13:36:43 +00:00
peer_event.c rxrpc: Fix locking issues in rxrpc_put_peer_locked() 2022-12-19 09:51:31 +00:00
peer_object.c rxrpc: Fix switched parameters in peer tracing 2022-12-19 09:51:31 +00:00
proc.c rxrpc: Move the cwnd degradation after transmitting packets 2022-12-01 13:36:43 +00:00
protocol.h rxrpc: Clone received jumbo subpackets and queue separately 2022-11-08 16:42:28 +00:00
recvmsg.c rxrpc: Fix a couple of potential use-after-frees 2022-12-28 09:59:23 +00:00
rtt.c rxrpc: Fix _usecs_to_jiffies() by using usecs_to_jiffies() 2021-09-24 14:18:34 +01:00
rxkad.c rxrpc: Drop rxrpc_conn_parameters from rxrpc_connection and rxrpc_bundle 2022-12-01 13:36:38 +00:00
rxperf.c rxrpc: rxperf: Fix uninitialised variable 2022-12-19 09:51:31 +00:00
security.c rxrpc: Fix security setting propagation 2022-12-19 09:51:31 +00:00
sendmsg.c rxrpc: Fix missing unlock in rxrpc_do_sendmsg() 2022-12-19 09:51:31 +00:00
server_key.c rxrpc: Implement an in-kernel rxperf server for testing purposes 2022-12-01 13:36:37 +00:00
skbuff.c rxrpc: trace: Don't use __builtin_return_address for sk_buff tracing 2022-12-01 13:36:39 +00:00
sysctl.c rxrpc: Get rid of the Rx ring 2022-11-08 16:42:28 +00:00
txbuf.c rxrpc: Transmit ACKs at the point of generation 2022-12-01 13:36:43 +00:00
utils.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 36 2019-05-24 17:27:11 +02:00