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Subject[PATCH 3/4] usb: Remove stack VLA usage
Date
Signed-off-by: Tobin C. Harding <me@tobin.cc>
---
drivers/usb/misc/usbtest.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 90028ef541e3..9e1142b8b91b 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -2028,11 +2028,14 @@ test_queue(struct usbtest_dev *dev, struct usbtest_param_32 *param,
unsigned i;
unsigned long packets = 0;
int status = 0;
- struct urb *urbs[param->sglen];
+ struct urb *urbs[MAX_SGLEN];

if (!param->sglen || param->iterations > UINT_MAX / param->sglen)
return -EINVAL;

+ if (param->sglen > MAX_SGLEN)
+ return -EINVAL;
+
memset(&context, 0, sizeof(context));
context.count = param->iterations * param->sglen;
context.dev = dev;
--
2.7.4
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