On 12/06/2015 06:07 PM, Peter Wu wrote:
Free skb for received frames with a wrong checksum. This can happen
pretty rapidly, exhausting all memory.
This fixes a memleak (detected with kmemleak). Originally found while
using monitor mode, but it also appears during managed mode (once the
link is up).
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Peter Wu <peter@xxxxxxxxxxxxx>
---
v2: updated commit message based on Larry's feedback
v1: https://lkml.kernel.org/r/1449424677-3140-1-git-send-email-peter@xxxxxxxxxxxxx
Tested with v4.3, rebased on v4.4-rc3 (changed paths). The bug goes back
to its introduction in the v2.6.x kernel.
---
drivers/net/wireless/realtek/rtlwifi/usb.c | 2 ++
1 file changed, 2 insertions(+)
ACKed-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
Thanks,
Larry
diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c
index 2721cf8..aac1ed3 100644
--- a/drivers/net/wireless/realtek/rtlwifi/usb.c
+++ b/drivers/net/wireless/realtek/rtlwifi/usb.c
@@ -531,6 +531,8 @@ static void _rtl_usb_rx_process_noagg(struct ieee80211_hw *hw,
ieee80211_rx(hw, skb);
else
dev_kfree_skb_any(skb);
+ } else {
+ dev_kfree_skb_any(skb);
}
}
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