From 113b660aa600e1b0f1c74e4bac14de6e18a92a0e Mon Sep 17 00:00:00 2001
From: chengkai <chengkai@xiaomi.com>
Date: Mon, 25 Mar 2024 16:24:28 +0800
Subject: [PATCH] bluetooth: fix dev->rxlen is considered to have possibly
 overflowed

rootcause: fix the expression dev->rxlen is considered to
have possibly overflowed.

Signed-off-by: chengkai <chengkai@xiaomi.com>
---
 arch/sim/src/sim/sim_hcisocket.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/sim/src/sim/sim_hcisocket.c b/arch/sim/src/sim/sim_hcisocket.c
index 0d36ef98b6..389122f22d 100644
--- a/arch/sim/src/sim/sim_hcisocket.c
+++ b/arch/sim/src/sim/sim_hcisocket.c
@@ -146,7 +146,7 @@ static int bthcisock_receive(struct bt_driver_s *drv)
       return ret;
     }
 
-  dev->rxlen += ret;
+  dev->rxlen += (uint16_t)ret;
 
   while (dev->rxlen)
     {