serial: bfin_5xx: grab port lock before making port termios changes
authorSonic Zhang <sonic.zhang@analog.com>
Wed, 27 Oct 2010 08:16:50 +0000 (04:16 -0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 11 Nov 2010 19:06:08 +0000 (11:06 -0800)
The port lock exists to protect these resources, so we need to grab it
before making changes.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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