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Message-Id: <1358375444-13026-1-git-send-email-dinggnu@gmail.com> Date: Wed, 16 Jan 2013 23:30:43 +0100 From: Cong Ding <dinggnu@...il.com> To: Alan Cox <alan@...ux.intel.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Jiri Slaby <jslaby@...e.cz>, linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org Cc: Cong Ding <dinggnu@...il.com> Subject: [PATCH] tty: serial/68328serial.c: remove unnecessary null pointer check The pointer info is dereferened in line 1009, so it is not necessary to check null again in line 1012. Signed-off-by: Cong Ding <dinggnu@...il.com> --- drivers/tty/serial/68328serial.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/68328serial.c b/drivers/tty/serial/68328serial.c index f99a845..4f7c0d2 100644 --- a/drivers/tty/serial/68328serial.c +++ b/drivers/tty/serial/68328serial.c @@ -1009,7 +1009,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp) m68328_uart *uart = &uart_addr[info->line]; unsigned long flags; - if (!info || serial_paranoia_check(info, tty->name, "rs_close")) + if (serial_paranoia_check(info, tty->name, "rs_close")) return; local_irq_save(flags); -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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