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(parent: 45fa1d2) | 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>
Tue, 19 Sep 2017 00:59:17 +0000 (01:59 +0100)
commit4d62568dfe2517ee68b6ab01e69060fd87f70b42
tree8b7ec076ca4c17c1ac749dd0d6ed86564f1850bbtree | snapshot
parent45fa1d293ae9a97257d5dd7c9e443cbc549571becommit | 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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