kernel: add linux 4.9 support

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Tim Harvey <tharvey@gateworks.com> [fixes]

1 files changed, 24 insertions, 0 deletions

diff --git a/target/linux/generic/patches-4.9/050-usb-dwc2-Remove-unnecessary-kfree.patch b/target/linux/generic/patches-4.9/050-usb-dwc2-Remove-unnecessary-kfree.patch
new file mode 100644
index 0000000000..df3656dd55
--- /dev/null
+++ b/target/linux/generic/patches-4.9/050-usb-dwc2-Remove-unnecessary-kfree.patch
@@ -0,0 +1,24 @@
+From cd4b1e34655d46950c065d9284b596cd8d7b28cd Mon Sep 17 00:00:00 2001
+From: John Youn <johnyoun@synopsys.com>
+Date: Thu, 3 Nov 2016 17:55:45 -0700
+Subject: [PATCH] usb: dwc2: Remove unnecessary kfree
+
+This shouldn't be freed by the HCD as it is owned by the core and
+allocated with devm_kzalloc.
+
+Signed-off-by: John Youn <johnyoun@synopsys.com>
+Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
+---
+ drivers/usb/dwc2/hcd.c | 1 -
+ 1 file changed, 1 deletion(-)
+
+--- a/drivers/usb/dwc2/hcd.c
++++ b/drivers/usb/dwc2/hcd.c
+@@ -5184,7 +5184,6 @@ error3:
+ error2:
+ 	usb_put_hcd(hcd);
+ error1:
+-	kfree(hsotg->core_params);
+ 
+ #ifdef CONFIG_USB_DWC2_TRACK_MISSED_SOFS
+ 	kfree(hsotg->last_frame_num_array);