summaryrefslogtreecommitdiff
path: root/drivers/usb/core/devio.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-06-08 21:27:51 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-06-08 21:27:51 -0700
commit141dc40ee343ab532717b235dd645e2d25ae3092 (patch)
tree2289e5d1ec20df5e465b9b629e291877f4d70485 /drivers/usb/core/devio.c
parent1c83d94ff646001f9ee83f0330a3933b55660927 (diff)
parent317ddd256b9c24b0d78fa8018f80f1e495481a10 (diff)
Merge 3.10-rc5 into usb-next
We need the changes in this branch. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/core/devio.c')
-rw-r--r--drivers/usb/core/devio.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 47ff9b1c8a37..05986507b585 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -1287,9 +1287,13 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,
goto error;
}
for (totlen = u = 0; u < uurb->number_of_packets; u++) {
- /* arbitrary limit,
- * sufficient for USB 2.0 high-bandwidth iso */
- if (isopkt[u].length > 8192) {
+ /*
+ * arbitrary limit need for USB 3.0
+ * bMaxBurst (0~15 allowed, 1~16 packets)
+ * bmAttributes (bit 1:0, mult 0~2, 1~3 packets)
+ * sizemax: 1024 * 16 * 3 = 49152
+ */
+ if (isopkt[u].length > 49152) {
ret = -EINVAL;
goto error;
}