Linux Virtualization - Jun 2020 - [PATCH v3 3/3] crypto: virtio: Fix dest length calculation in __virtio_crypto_skcipher_do_req()

Hi

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This commit has been processed because it contains a "Fixes:" tag
fixing commit: dbaf0624ffa5 ("crypto: add virtio-crypto driver").

The bot has tested the following trees: v5.6.15, v5.4.43, v4.19.125, v4.14.182.

v5.6.15: Build OK!
v5.4.43: Build failed! Errors:
    drivers/crypto/virtio/virtio_crypto_algs.c:408:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:408:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:408:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:408:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:408:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:408:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    ./include/linux/kernel.h:866:2: error: first argument to
???__builtin_choose_expr??? not a constant

v4.19.125: Build failed! Errors:
    drivers/crypto/virtio/virtio_crypto_algs.c:422:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:422:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:422:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:422:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:422:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    drivers/crypto/virtio/virtio_crypto_algs.c:422:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???
    ./include/linux/kernel.h:870:2: error: first argument to
???__builtin_choose_expr??? not a constant

v4.14.182: Build failed! Errors:
    drivers/crypto/virtio/virtio_crypto_algs.c:409:35: error: ???struct
ablkcipher_request??? has no member named ???cryptlen???


NOTE: The patch will not be queued to stable trees until it is upstream.

How should we proceed with this patch?

-- 
Thanks
Sasha