If rx_submit() returns an error code then nobody calls usb_free_urb().
That means it's leaked.
NOTE: This problem was found solely by code inspection and not due to
any failing test cases.
Signed-off-by: Douglas Anderson <diand...@chromium.org>
---
drivers/net/usb/usbnet.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index e72547d8d0e6..4c067aaeea5a 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1182,9 +1182,12 @@ usbnet_deferred_kevent (struct work_struct *work)
usb_free_urb(urb);
goto fail_lowmem;
}
- if (rx_submit (dev, urb, GFP_KERNEL) ==
- -ENOLINK)
- resched = 0;
+ status = rx_submit (dev, urb, GFP_KERNEL);
+ if (status) {
+ usb_free_urb(urb);
+ if (status == -ENOLINK)
+ resched = 0;
+ }
usb_autopm_put_interface(dev->intf);
fail_lowmem:
if (resched)
--
2.14.1.690.gbb1197296e-goog
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