r8169: fix potential skb double free in an error path
The caller of rtl8169_tso_csum_v2() frees the skb if false is returned. eth_skb_pad() internally frees the skb on error what would result in a double free. Therefore use __skb_put_padto() directly and instruct it to not free the skb on error. Fixes: b423e9ae ("r8169: fix offloaded tx checksum for small packets.") Reported-by: NJakub Kicinski <kuba@kernel.org> Signed-off-by: NHeiner Kallweit <hkallweit1@gmail.com> Link: https://lore.kernel.org/r/f7e68191-acff-9ded-4263-c016428a8762@gmail.comSigned-off-by: NJakub Kicinski <kuba@kernel.org>
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