fix comment issue
The algorithm is not karatsuba multiplication.
Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/library/aesce.c b/library/aesce.c
index 22963c4..5833a5d 100644
--- a/library/aesce.c
+++ b/library/aesce.c
@@ -310,8 +310,8 @@
vreinterpretq_p64_u8(b)));
}
-/* GHASH do 128b karatsuba polynomial multiplication on block on GF(2^128)
- * defined by `x^128 + x^7 + x^2 + x + 1`.
+/* GHASH do 128b polynomial multiplication on block on GF(2^128) defined by
+ * `x^128 + x^7 + x^2 + x + 1`.
*
* Arm64 only has 64b->128b polynomial multipliers, we need to do 4 64b
* multiplies to generate a 128b.