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Diffstat (limited to 'arch/arm64/crypto/sm4-neon-glue.c')
-rw-r--r--arch/arm64/crypto/sm4-neon-glue.c25
1 files changed, 8 insertions, 17 deletions
diff --git a/arch/arm64/crypto/sm4-neon-glue.c b/arch/arm64/crypto/sm4-neon-glue.c
index e3500aca2d18..e944c2a2efb0 100644
--- a/arch/arm64/crypto/sm4-neon-glue.c
+++ b/arch/arm64/crypto/sm4-neon-glue.c
@@ -48,11 +48,8 @@ static int sm4_ecb_do_crypt(struct skcipher_request *req, const u32 *rkey)
nblocks = nbytes / SM4_BLOCK_SIZE;
if (nblocks) {
- kernel_neon_begin();
-
- sm4_neon_crypt(rkey, dst, src, nblocks);
-
- kernel_neon_end();
+ scoped_ksimd()
+ sm4_neon_crypt(rkey, dst, src, nblocks);
}
err = skcipher_walk_done(&walk, nbytes % SM4_BLOCK_SIZE);
@@ -126,12 +123,9 @@ static int sm4_cbc_decrypt(struct skcipher_request *req)
nblocks = nbytes / SM4_BLOCK_SIZE;
if (nblocks) {
- kernel_neon_begin();
-
- sm4_neon_cbc_dec(ctx->rkey_dec, dst, src,
- walk.iv, nblocks);
-
- kernel_neon_end();
+ scoped_ksimd()
+ sm4_neon_cbc_dec(ctx->rkey_dec, dst, src,
+ walk.iv, nblocks);
}
err = skcipher_walk_done(&walk, nbytes % SM4_BLOCK_SIZE);
@@ -157,12 +151,9 @@ static int sm4_ctr_crypt(struct skcipher_request *req)
nblocks = nbytes / SM4_BLOCK_SIZE;
if (nblocks) {
- kernel_neon_begin();
-
- sm4_neon_ctr_crypt(ctx->rkey_enc, dst, src,
- walk.iv, nblocks);
-
- kernel_neon_end();
+ scoped_ksimd()
+ sm4_neon_ctr_crypt(ctx->rkey_enc, dst, src,
+ walk.iv, nblocks);
dst += nblocks * SM4_BLOCK_SIZE;
src += nblocks * SM4_BLOCK_SIZE;