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authorDan Carpenter <dan.carpenter@oracle.com>2012-03-07 13:05:00 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-04-02 10:31:35 -0700
commitd3abff4f339019cd208ebefa35ab9b7fcaad93b1 (patch)
tree1900fa533108268eaef028eddb5fa6021011e11e
parente484ce645b87df21fcaf8a22453ecff0cb664c09 (diff)
tty: moxa: fix bit test in moxa_start()
commit 58112dfbfe02d803566a2c6c8bd97b5fa3c62cdc upstream. 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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/tty/moxa.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/moxa.c b/drivers/tty/moxa.c
index d15a071b1a5..0174d2d2a48 100644
--- a/drivers/tty/moxa.c
+++ b/drivers/tty/moxa.c
@@ -1331,7 +1331,7 @@ 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);