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| author | Oliver Hartkopp <socketcan@hartkopp.net> | 2022-03-16 19:42:57 +0300 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2022-03-16 23:41:40 +0300 |
| commit | 30ffd5332e06316bd69a654c06aa033872979b7c (patch) | |
| tree | f6706cff0e5a3525728b1d34548144ab27302ca0 /tools | |
| parent | 3ea566422cbde9610c2734980d1286ab681bb40e (diff) | |
| download | linux-30ffd5332e06316bd69a654c06aa033872979b7c.tar.xz | |
can: isotp: return -EADDRNOTAVAIL when reading from unbound socket
When reading from an unbound can-isotp socket the syscall blocked
indefinitely. As unbound sockets (without given CAN address information)
do not make sense anyway we directly return -EADDRNOTAVAIL on read()
analogue to the known behavior from sendmsg().
Fixes: e057dd3fc20f ("can: add ISO 15765-2:2016 transport protocol")
Link: https://github.com/linux-can/can-utils/issues/349
Link: https://lore.kernel.org/all/20220316164258.54155-2-socketcan@hartkopp.net
Suggested-by: Derek Will <derekrobertwill@gmail.com>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'tools')
0 files changed, 0 insertions, 0 deletions