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CVE-2021-47033

mt76: mt7615: fix tx skb dma unmap

EPSS 0.2%
In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: fix tx skb dma unmap The first pointer in the txp needs to be unmapped as well, otherwise it will leak DMA mapping entries
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/75bc5f779a7664d1fc19cb915039439c6e58bb94https://git.kernel.org/stable/c/821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2https://git.kernel.org/stable/c/a025277a80add18c33d01042525a74fe5b875f25https://git.kernel.org/stable/c/ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9