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path: root/drivers/usb/misc/usbtest.c
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Diffstat (limited to 'drivers/usb/misc/usbtest.c')
-rw-r--r--drivers/usb/misc/usbtest.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 055b84adedac..268148de9714 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -423,6 +423,9 @@ alloc_sglist(int nents, int max, int vary)
unsigned i;
unsigned size = max;
+ if (max == 0)
+ return NULL;
+
sg = kmalloc_array(nents, sizeof *sg, GFP_KERNEL);
if (!sg)
return NULL;
@@ -2176,7 +2179,7 @@ usbtest_ioctl(struct usb_interface *intf, unsigned int code, void *buf)
if (dev->out_pipe == 0 || !param->length || param->sglen < 4)
break;
retval = 0;
- dev_info(&intf->dev, "TEST 17: unlink from %d queues of "
+ dev_info(&intf->dev, "TEST 24: unlink from %d queues of "
"%d %d-byte writes\n",
param->iterations, param->sglen, param->length);
for (i = param->iterations; retval == 0 && i > 0; --i) {
@@ -2386,6 +2389,7 @@ static struct usbtest_info gz_info = {
.name = "Linux gadget zero",
.autoconf = 1,
.ctrl_out = 1,
+ .iso = 1,
.alt = 0,
};