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| author | Oliver Hartkopp <[email protected]> | 2020-12-04 13:35:07 +0000 |
|---|---|---|
| committer | Jakub Kicinski <[email protected]> | 2020-12-09 16:44:15 +0000 |
| commit | 323a391a220c4a234cb1e678689d7f4c3b73f863 (patch) | |
| tree | ae1119b3b9aa3c23f04c86be82de789f687e9626 /net/ipv6/tcp_ipv6.c | |
| parent | tcp: select sane initial rcvq_space.space for big MSS (diff) | |
| download | kernel-323a391a220c4a234cb1e678689d7f4c3b73f863.tar.gz kernel-323a391a220c4a234cb1e678689d7f4c3b73f863.zip | |
can: isotp: isotp_setsockopt(): block setsockopt on bound sockets
The isotp socket can be widely configured in its behaviour regarding addressing
types, fill-ups, receive pattern tests and link layer length. Usually all
these settings need to be fixed before bind() and can not be changed
afterwards.
This patch adds a check to enforce the common usage pattern.
Fixes: e057dd3fc20f ("can: add ISO 15765-2:2016 transport protocol")
Signed-off-by: Oliver Hartkopp <[email protected]>
Tested-by: Thomas Wagner <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Marc Kleine-Budde <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
0 files changed, 0 insertions, 0 deletions