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(parent: a8a8454) | patch
tty_port: handle the nonblocking open of a dead port corner case
authorAlan Cox <alan@linux.intel.com>
Wed, 18 Nov 2009 14:12:58 +0000 (14:12 +0000)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 1 Dec 2009 00:38:25 +0000 (16:38 -0800)
commit8627b96dd80dca440d91fbb1ec733be25912d0dd
treeb0b534e46c6d8ba93a8183de4abfc1cdd0323a38tree | snapshot
parenta8a84540eb3fd0493f250dc1c513bef6810a50fdcommit | diff
tty_port: handle the nonblocking open of a dead port corner case

Some drivers allow O_NDELAY of a dead port (eg for setserial to work). In that
situation we must not try to raise the carrier.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/char/tty_port.c diff | blob | history
Domain: System / Uncategorized;