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| author | Kulikov Vasiliy <segooon@gmail.com> | 2010-07-23 20:34:53 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-10 13:47:45 -0700 |
| commit | 464eb8f596fcbdadcfbbdb4a84847ffcb93cc4dd (patch) | |
| tree | 5fda5926be75e771d97a121ac2e31ea0bf677e20 | |
| parent | e847003f00d5eca3e3b3a6a1199f82b51293faf6 (diff) | |
| download | lwn-464eb8f596fcbdadcfbbdb4a84847ffcb93cc4dd.tar.gz lwn-464eb8f596fcbdadcfbbdb4a84847ffcb93cc4dd.zip | |
mxser: remove unnesesary NULL check
mxser_transmit_chars(tty, port) is called only from mxser_interrupt().
NULL check is performed in mxser_interrupt() so it is redundant here.
Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Acked-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/char/mxser.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c index d2692d443f7b..3fc89da856ae 100644 --- a/drivers/char/mxser.c +++ b/drivers/char/mxser.c @@ -2193,7 +2193,7 @@ static void mxser_transmit_chars(struct tty_struct *tty, struct mxser_port *port port->mon_data.up_txcnt += (cnt - port->xmit_cnt); port->icount.tx += (cnt - port->xmit_cnt); - if (port->xmit_cnt < WAKEUP_CHARS && tty) + if (port->xmit_cnt < WAKEUP_CHARS) tty_wakeup(tty); if (port->xmit_cnt <= 0) { |