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tty: moxa: fix bit test in moxa_start() 

This is supposed to be doing a shift before the comparison instead of
just doing a bitwise AND directly.  The current code means the start()
just returns without doing anything.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Jiri Slaby <jslaby@suse.cz>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Dan Carpenter 2012-03-07 13:05:00 +03:00 committed by Greg Kroah-Hartman
parent 48a7466f4d
commit 58112dfbfe
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/moxa.c
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@ -1330,7 +1330,7 @@ static void moxa_start(struct tty_struct *tty)
if (ch == NULL)
return;
if (!(ch->statusflags & TXSTOPPED))
if (!test_bit(TXSTOPPED, &ch->statusflags))
return;
MoxaPortTxEnable(ch);