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(parent: e09672d) | 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>
Sat, 12 Aug 2017 22:09:26 +0000 (23:09 +0100)
commitce705d82ffcede61b9018737867685304e050af3
tree328464b4c6d9f8db9eeacada20ab9b47b41f88e3tree | snapshot
parente09672d438e2f19a4be14f27532286be250d4788commit | 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 0060-Lock-down-TIOCSSERIAL.patch
drivers/tty/serial/serial_core.c diff | blob | history
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