summaryrefslogtreecommitdiff
path: root/drivers/usb/core/config.c
diff options
context:
space:
mode:
authorMark Brown <broonie@kernel.org>2019-06-10 18:52:53 +0100
committerMark Brown <broonie@kernel.org>2019-06-10 18:52:53 +0100
commit4343f61103cdb8ccd6f3d5dd7168f1176a1cee37 (patch)
tree3db0a2e099cf7feb0c2d60d2a4bf1bf10d5253db /drivers/usb/core/config.c
parentaef9752274f4045b0dab577e113da63c96832f77 (diff)
parentd1fdb6d8f6a4109a4263176c84b899076a5f8008 (diff)
Merge tag 'v5.2-rc4' into spi-5.3
Linux 5.2-rc4
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);