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ALSA: usb/quirks, fix out-of-bounds access

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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 <jslaby@suse.cz>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Jiri Slaby 2013-02-17 14:33:04 +01:00 committed by Takashi Iwai
parent c881f80ba8
commit 4909a0caab
1 changed files with 1 additions and 1 deletions
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2
sound/usb/quirks.c
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@ -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;