From 6e122a4d2b82d4dc06c78ac19e1014af6d2938a8 Mon Sep 17 00:00:00 2001
From: zhwangzh <122252660+zhwangzh@users.noreply.github.com>
Date: Sun, 19 Feb 2023 18:08:36 +0800
Subject: [PATCH] Update zuc_modes.c

In function zuc_eea_encrypt, modify an operator |= to &=.
---
 src/zuc_modes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/zuc_modes.c b/src/zuc_modes.c
index ab386742..75f89b73 100644
--- a/src/zuc_modes.c
+++ b/src/zuc_modes.c
@@ -44,7 +44,7 @@ void zuc_eea_encrypt(const ZUC_UINT32 *in, ZUC_UINT32 *out, size_t nbits,
 	}
 
 	if (nbits % 32 != 0) {
-		out[nwords - 1] |= (0xffffffff << (32 - (nbits%32)));
+		out[nwords - 1] &= (0xffffffff << (32 - (nbits%32)));
 	}
 }