tree 728565e8a1f01d89dda17dff00a401915378a508
parent d93a8f829fe1d2f3002f2c6ddb553d12db420412
author Linus Torvalds <torvalds@linux-foundation.org> 1255367634 +0200
committer Linus Torvalds <torvalds@linux-foundation.org> 1255368093 -0700

tty, serial: Fix race and NULL check in uart_close()

Commit 46d57a449aa1 ("serial: use tty_port pointers in the core code")
contained two bugs that causes (rare) crashes:

 - the rename typoed one site

 - a NULL check was missed

Reported-and-tested-by: Ingo Molnar <mingo@elte.hu>
Cc: Greg KH <gregkh@suse.de>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>