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(parent: 037c84f) | patch
Lock down TIOCSSERIAL
authorDavid Howells <dhowells@redhat.com>
Wed, 5 Apr 2017 16:40:31 +0000 (17:40 +0100)
committerBen Hutchings <ben@decadent.org.uk>
Mon, 19 Jun 2017 23:25:45 +0000 (00:25 +0100)
commit6d7d7122759c6cf4e9044963efde08ca0f4b5ca7
tree777938e9e2e1fc0e3035a8fa3a869fc6a7706fe8tree | snapshot
parent037c84fe2f543596c155c685c25a478c2a992a88commit | diff
Lock down TIOCSSERIAL

Lock down TIOCSSERIAL as that can be used to change the ioport and irq
settings on a serial port.  This only appears to be an issue for the serial
drivers that use the core serial code.  All other drivers seem to either
ignore attempts to change port/irq or give an error.

Reported-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: David Howells <dhowells@redhat.com>
Gbp-Pq: Topic features/all/lockdown
Gbp-Pq: Name 0061-Lock-down-TIOCSSERIAL.patch
drivers/tty/serial/serial_core.c diff | blob | history
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