[PATCH 2/4] SOUND: serial-u16550, use unitialized_var(uart)

[Jiri Slaby]

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@xxxxxxxxx>
Cc: Takashi Iwai <tiwai@xxxxxxx>
Cc: Jaroslav Kysela <perex@xxxxxxxx>
Cc: Isaku Yamahata <yamahata@xxxxxxxxxxxxxxxxxxx>
Cc: George Hansper <ghansper@xxxxxxxxxxxx>
---
 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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