diff --git a/crypto/acompress.c b/crypto/acompress.c index 032de704eb2c..4de1a2ad577f 100644 --- a/crypto/acompress.c +++ b/crypto/acompress.c @@ -559,12 +559,22 @@ EXPORT_SYMBOL_GPL(acomp_walk_virt); struct acomp_req *acomp_request_clone(struct acomp_req *req, size_t total, gfp_t gfp) { + struct crypto_tfm *tfm = req->base.tfm; struct acomp_req *nreq; + size_t len; - nreq = container_of(crypto_request_clone(&req->base, total, gfp), - struct acomp_req, base); - if (nreq == req) + len = sizeof(*req) + + crypto_acomp_reqsize(crypto_acomp_reqtfm(req)); + len = ALIGN(len, CRYPTO_MINALIGN); + + nreq = kzalloc(len, gfp); + if (!nreq) { + req->base.tfm = tfm->fb; return req; + } + + memcpy(nreq, req, sizeof(*req)); + nreq->base.flags &= ~CRYPTO_TFM_REQ_ON_STACK; if (req->src == &req->chain.ssg) nreq->src = &nreq->chain.ssg;