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mt76: dma: do not report truncated frames to mac80211
commit d0bd52c upstream. Commit b102f0c ("mt76: fix array overflow on receiving too many fragments for a packet") fixes a possible OOB access but it introduces a memory leak since the pending frame is not released to page_frag_cache if the frag array of skb_shared_info is full. Commit 93a1d47 ("mt76: dma: fix a possible memory leak in mt76_add_fragment()") fixes the issue but does not free the truncated skb that is forwarded to mac80211 layer. Fix the leftover issue discarding even truncated skbs. Fixes: 93a1d47 ("mt76: dma: fix a possible memory leak in mt76_add_fragment()") Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Link: https://lore.kernel.org/r/a03166fcc8214644333c68674a781836e0f57576.1612697217.git.lorenzo@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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