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linux/net/rxrpc
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David Howells 5273a191dc rxrpc: Fix NULL pointer deref due to call->conn being cleared on disconnect 
When a call is disconnected, the connection pointer from the call is
cleared to make sure it isn't used again and to prevent further attempted
transmission for the call.  Unfortunately, there might be a daemon trying
to use it at the same time to transmit a packet.

Fix this by keeping call->conn set, but setting a flag on the call to
indicate disconnection instead.

Remove also the bits in the transmission functions where the conn pointer is
checked and a ref taken under spinlock as this is now redundant.

Fixes: 8d94aa381dab ("rxrpc: Calls shouldn't hold socket refs")
Signed-off-by: David Howells <dhowells@redhat.com>
2020-02-03 10:25:30 +00:00
..
af_rxrpc.c
rxrpc: Fix missing active use pinning of rxrpc_local object
2020-01-30 21:50:41 +00:00
ar-internal.h
rxrpc: Fix NULL pointer deref due to call->conn being cleared on disconnect
2020-02-03 10:25:30 +00:00
call_accept.c
rxrpc: Fix missing security check on incoming calls
2019-12-20 16:21:32 +00:00
call_event.c
rxrpc: Use the tx-phase skb flag to simplify tracing
2019-08-27 10:04:18 +01:00
call_object.c
rxrpc: Fix NULL pointer deref due to call->conn being cleared on disconnect
2020-02-03 10:25:30 +00:00
conn_client.c
rxrpc: Fix NULL pointer deref due to call->conn being cleared on disconnect
2020-02-03 10:25:30 +00:00
conn_event.c
rxrpc: Fix missing active use pinning of rxrpc_local object
2020-01-30 21:50:41 +00:00
conn_object.c
rxrpc: Fix NULL pointer deref due to call->conn being cleared on disconnect
2020-02-03 10:25:30 +00:00
conn_service.c
rxrpc: Fix missing security check on incoming calls
2019-12-20 16:21:32 +00:00
input.c
rxrpc: Fix insufficient receive notification generation
2020-01-30 21:50:41 +00:00
insecure.c
rxrpc: Fix -Wframe-larger-than= warnings from on-stack crypto
2019-07-30 10:32:35 -07:00
Kconfig
crypto: skcipher - rename the crypto_blkcipher module and kconfig option
2019-11-01 13:42:47 +08:00
key.c
Revert "Merge tag 'keys-acl-20190703' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs"
2019-07-10 18:43:43 -07:00
local_event.c
rxrpc: Use the tx-phase skb flag to simplify tracing
2019-08-27 10:04:18 +01:00
local_object.c
rxrpc: Fix missing active use pinning of rxrpc_local object
2020-01-30 21:50:41 +00:00
Makefile
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
misc.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 36
2019-05-24 17:27:11 +02:00
net_ns.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 36
2019-05-24 17:27:11 +02:00
output.c
rxrpc: Fix NULL pointer deref due to call->conn being cleared on disconnect
2020-02-03 10:25:30 +00:00
peer_event.c
rxrpc: Fix missing active use pinning of rxrpc_local object
2020-01-30 21:50:41 +00:00
peer_object.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2019-10-20 10:43:00 -07:00
proc.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
protocol.h
rxrpc: Improve jumbo packet counting
2019-08-27 09:48:37 +01:00
recvmsg.c
rxrpc: Fix handling of last subpacket of jumbo packet
2019-10-31 12:23:09 -07:00
rxkad.c
rxrpc: Fix missing security check on incoming calls
2019-12-20 16:21:32 +00:00
security.c
rxrpc: Fix missing security check on incoming calls
2019-12-20 16:21:32 +00:00
sendmsg.c
rxrpc: Fix call crypto state cleanup
2019-10-07 11:05:05 +01:00
skbuff.c
rxrpc: Use skb_unshare() rather than skb_cow_data()
2019-08-27 10:13:46 +01:00
sysctl.c
proc/sysctl: add shared variables for range check
2019-07-18 17:08:07 -07:00
utils.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 36
2019-05-24 17:27:11 +02:00