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authorIngo Molnar <mingo@kernel.org>2019-06-03 11:50:18 +0200
committerIngo Molnar <mingo@kernel.org>2019-06-03 11:50:18 +0200
commit26b73da3604cc1a6596406d136b14d1a01c3676f (patch)
treec7839809e35fce4868910742157e8ef96782b378 /drivers/usb/core/config.c
parent5ca584d935c32906d114924dc0e1dbfcbb13fdb2 (diff)
parentf2c7c76c5d0a443053e94adb9f0918fa2fb85c3a (diff)
Merge tag 'v5.2-rc3' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/usb/core/config.c')
-rw-r--r--drivers/usb/core/config.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index 20ff036b4c22..9d6cb709ca7b 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -932,8 +932,8 @@ int usb_get_bos_descriptor(struct usb_device *dev)
/* Get BOS descriptor */
ret = usb_get_descriptor(dev, USB_DT_BOS, 0, bos, USB_DT_BOS_SIZE);
- if (ret < USB_DT_BOS_SIZE) {
- dev_err(ddev, "unable to get BOS descriptor\n");
+ if (ret < USB_DT_BOS_SIZE || bos->bLength < USB_DT_BOS_SIZE) {
+ dev_err(ddev, "unable to get BOS descriptor or descriptor too short\n");
if (ret >= 0)
ret = -ENOMSG;
kfree(bos);