linux-kernel - [PATCH 2/4] SOUND: serial-u16550, use unitialized

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Message-Id: <1251233977-5819-2-git-send-email-jirislaby@gmail.com>
Date:	Tue, 25 Aug 2009 22:59:35 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	tiwai@...e.de
Cc:	perex@...ex.cz, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org, Jiri Slaby <jirislaby@...il.com>,
	Isaku Yamahata <yamahata@...vate.email.ne.jp>,
	George Hansper <ghansper@...na.org.au>
Subject: [PATCH 2/4] SOUND: serial-u16550, use unitialized_var(uart)

To avoid a wrong compiler warning, use unitialized_var(uart) in
snd_uart16550_rmidi.

If uart is unitialized, we return before its use.

Signed-off-by: Jiri Slaby <jirislaby@...il.com>
Cc: Takashi Iwai <tiwai@...e.de>
Cc: Jaroslav Kysela <perex@...ex.cz>
Cc: Isaku Yamahata <yamahata@...vate.email.ne.jp>
Cc: George Hansper <ghansper@...na.org.au>
---
 sound/drivers/serial-u16550.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/sound/drivers/serial-u16550.c b/sound/drivers/serial-u16550.c
index a25fb7b..5f8ae28 100644
--- a/sound/drivers/serial-u16550.c
+++ b/sound/drivers/serial-u16550.c
@@ -902,7 +902,7 @@ static int __devinit snd_uart16550_rmidi(struct snd_uart16550 *uart, int device,
 static int __devinit snd_serial_probe(struct platform_device *devptr)
 {
 	struct snd_card *card;
-	struct snd_uart16550 *uart;
+	struct snd_uart16550 *uninitialized_var(uart);
 	int err;
 	int dev = devptr->id;
 
-- 
1.6.3.3

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