diff options
Diffstat (limited to 'usbnet-ignore-endpoints-with-invalid-wmaxpacketsize.patch')
| -rw-r--r-- | usbnet-ignore-endpoints-with-invalid-wmaxpacketsize.patch | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/usbnet-ignore-endpoints-with-invalid-wmaxpacketsize.patch b/usbnet-ignore-endpoints-with-invalid-wmaxpacketsize.patch deleted file mode 100644 index cfe9b3d..0000000 --- a/usbnet-ignore-endpoints-with-invalid-wmaxpacketsize.patch +++ /dev/null @@ -1,39 +0,0 @@ -From foo@baz Tue 01 Oct 2019 04:24:08 PM CEST -From: Bjørn Mork <bjorn@mork.no> -Date: Wed, 18 Sep 2019 14:17:38 +0200 -Subject: usbnet: ignore endpoints with invalid wMaxPacketSize - -From: Bjørn Mork <bjorn@mork.no> - -[ Upstream commit 8d3d7c2029c1b360f1a6b0a2fca470b57eb575c0 ] - -Endpoints with zero wMaxPacketSize are not usable for transferring -data. Ignore such endpoints when looking for valid in, out and -status pipes, to make the drivers more robust against invalid and -meaningless descriptors. - -The wMaxPacketSize of these endpoints are used for memory allocations -and as divisors in many usbnet minidrivers. Avoiding zero is therefore -critical. - -Signed-off-by: Bjørn Mork <bjorn@mork.no> -Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> -Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> ---- - drivers/net/usb/usbnet.c | 5 +++++ - 1 file changed, 5 insertions(+) - ---- a/drivers/net/usb/usbnet.c -+++ b/drivers/net/usb/usbnet.c -@@ -114,6 +114,11 @@ int usbnet_get_endpoints(struct usbnet * - int intr = 0; - - e = alt->endpoint + ep; -+ -+ /* ignore endpoints which cannot transfer data */ -+ if (!usb_endpoint_maxp(&e->desc)) -+ continue; -+ - switch (e->desc.bmAttributes) { - case USB_ENDPOINT_XFER_INT: - if (!usb_endpoint_dir_in(&e->desc)) |