diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/crypto/aesni-intel_glue.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c index 0f124d72e6b4..efef6e6b1d34 100644 --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -667,14 +667,15 @@ static int gcmaes_crypt_by_sg(bool enc, struct aead_request *req, gcm_tfm = &aesni_gcm_tfm_sse; /* Linearize assoc, if not already linear */ - if (req->src->length >= assoclen && req->src->length && - (!PageHighMem(sg_page(req->src)) || - req->src->offset + req->src->length <= PAGE_SIZE)) { + if (req->src->length >= assoclen && req->src->length) { scatterwalk_start(&assoc_sg_walk, req->src); assoc = scatterwalk_map(&assoc_sg_walk); } else { + gfp_t flags = (req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP) ? + GFP_KERNEL : GFP_ATOMIC; + /* assoc can be any length, so must be on heap */ - assocmem = kmalloc(assoclen, GFP_ATOMIC); + assocmem = kmalloc(assoclen, flags); if (unlikely(!assocmem)) return -ENOMEM; assoc = assocmem; |