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-rw-r--r--arch/s390/crypto/chacha-glue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/crypto/chacha-glue.c b/arch/s390/crypto/chacha-glue.c
index 7752bd314558..5fae187f947a 100644
--- a/arch/s390/crypto/chacha-glue.c
+++ b/arch/s390/crypto/chacha-glue.c
@@ -82,7 +82,7 @@ void chacha_crypt_arch(u32 *state, u8 *dst, const u8 *src,
* it cannot handle a block of data or less, but otherwise
* it can handle data of arbitrary size
*/
- if (bytes <= CHACHA_BLOCK_SIZE || nrounds != 20)
+ if (bytes <= CHACHA_BLOCK_SIZE || nrounds != 20 || !MACHINE_HAS_VX)
chacha_crypt_generic(state, dst, src, bytes, nrounds);
else
chacha20_crypt_s390(state, dst, src, bytes,