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(parent: 3b7bde6) | 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>
Sun, 1 Oct 2017 14:52:09 +0000 (15:52 +0100)
commitd694698d5b5c13c6d86c1dc39b4cf12f122b17fb
tree800d203f1e4af3edfb09b50fcd123d91bebaf515tree | snapshot
parent3b7bde6b3d819162068a1dfb567bc785f975416dcommit | 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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