diff options
author | Shuah Khan <shuah@kernel.org> | 2019-01-25 19:05:42 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-01-30 11:22:35 +0300 |
commit | a2fd23b93733bf604870eb8a15ccaa74c9b23889 (patch) | |
tree | 090b841170cee642f90eda8f43a9d0fd894e4501 | |
parent | f91649c525880006c78e62f6bae4d802a590c3ba (diff) | |
download | linux-a2fd23b93733bf604870eb8a15ccaa74c9b23889.tar.xz |
usbip: Fix vep_free_request() null pointer checks on input args
Fix vep_free_request() to return when usb_ep and usb_request are null
instead of calling WARN_ON.
Signed-off-by: Shuah Khan <shuah@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/usb/usbip/vudc_dev.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/usbip/vudc_dev.c b/drivers/usb/usbip/vudc_dev.c index 1634d8698e15..a72c17ff1c6a 100644 --- a/drivers/usb/usbip/vudc_dev.c +++ b/drivers/usb/usbip/vudc_dev.c @@ -297,7 +297,8 @@ static void vep_free_request(struct usb_ep *_ep, struct usb_request *_req) { struct vrequest *req; - if (WARN_ON(!_ep || !_req)) + /* ep is always valid here - see usb_ep_free_request() */ + if (!_req) return; req = to_vrequest(_req); |