commit: 4909a0caabb8b4352efcea223e58b86f8bc1f98b
From: Jiri Slaby <[email protected]>
Date: Sun, 17 Feb 2013 14:33:04 +0100
Subject: ALSA: usb/quirks, fix out-of-bounds access

bootresponse in snd_usb_mbox2_boot_quirk is only 12 (decimal) u8's
long, but i9s passed to snd_usb_ctl_msg as it would be 0x12 (hexa)
long. Fix that by having proper size of the array, i.e. 0x12.

Signed-off-by: Jiri Slaby <[email protected]>
Cc: <[email protected]>
Signed-off-by: Takashi Iwai <[email protected]>
---
 sound/usb/quirks.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 7d7ad0b..5325a38 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -533,7 +533,7 @@ static int snd_usb_mbox2_boot_quirk(struct usb_device *dev)
 {
        struct usb_host_config *config = dev->actconfig;
        int err;
-       u8 bootresponse[12];
+       u8 bootresponse[0x12];
        int fwsize;
        int count;
 
-- 
1.7.10.4
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