diff mbox series

usb: gadget: function: printer: Fix usb function descriptors leak

Message ID 20201014082850.16838-1-qiang.zhang@windriver.com
State Superseded
Headers show
Series usb: gadget: function: printer: Fix usb function descriptors leak | expand

Commit Message

Zhang, Qiang Oct. 14, 2020, 8:28 a.m. UTC 
From: Zqiang <qiang.zhang@windriver.com>

If an error occurs after call 'usb_assign_descriptors' func, the
'usb_free_all_descriptors' need to be call to release memory space
occupied by function descriptors.

Signed-off-by: Zqiang <qiang.zhang@windriver.com>
---
 drivers/usb/gadget/function/f_printer.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
index 64a4112068fc..2f1eb2e81d30 100644
--- a/drivers/usb/gadget/function/f_printer.c
+++ b/drivers/usb/gadget/function/f_printer.c
@@ -1162,6 +1162,7 @@  static int printer_func_bind(struct usb_configuration *c,
 		printer_req_free(dev->in_ep, req);
 	}
 
+	usb_free_all_descriptors(f);
 	return ret;
 
 }