[patch added to 3.12-stable] USB: fix typo in wMaxPacketSize validation

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>

This patch has been added to the 3.12 stable tree. If you have any
objections, please let us know.

===============

commit 6c73358c83ce870c0cf32413e5cadb3b9a39c606 upstream.

The maximum value allowed for wMaxPacketSize of a high-speed interrupt
endpoint is 1024 bytes, not 1023.

Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
Fixes: aed9d65ac327 ("USB: validate wMaxPacketValue entries in endpoint descriptors")
Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
---
 drivers/usb/core/config.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index c7e10f5b1143..666cd3641d31 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -160,7 +160,7 @@ static const unsigned short high_speed_maxpacket_maxes[4] = {
 	[USB_ENDPOINT_XFER_CONTROL] = 64,
 	[USB_ENDPOINT_XFER_ISOC] = 1024,
 	[USB_ENDPOINT_XFER_BULK] = 512,
-	[USB_ENDPOINT_XFER_INT] = 1023,
+	[USB_ENDPOINT_XFER_INT] = 1024,
 };
 static const unsigned short super_speed_maxpacket_maxes[4] = {
 	[USB_ENDPOINT_XFER_CONTROL] = 512,
-- 
2.10.0

--
To unsubscribe from this list: send the line "unsubscribe stable" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Kernel]     [Kernel Development Newbies]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Hiking]     [Linux Kernel]     [Linux SCSI]