linux-kernel - [PATCH -next] pnp: pnpbios: Use DEFINE

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Message-ID: <20201228135026.28343-1-zhengyongjun3@huawei.com>
Date:   Mon, 28 Dec 2020 21:50:26 +0800
From:   Zheng Yongjun <zhengyongjun3@...wei.com>
To:     <rafael.j.wysocki@...el.com>, <linux-acpi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Zheng Yongjun <zhengyongjun3@...wei.com>
Subject: [PATCH -next] pnp: pnpbios: Use DEFINE_SPINLOCK() for spinlock

spinlock can be initialized automatically with DEFINE_SPINLOCK()
rather than explicitly calling spin_lock_init().

Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com>
---
 drivers/pnp/pnpbios/bioscalls.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/pnp/pnpbios/bioscalls.c b/drivers/pnp/pnpbios/bioscalls.c
index ba5cfc3dbe11..ddc6f2163c8e 100644
--- a/drivers/pnp/pnpbios/bioscalls.c
+++ b/drivers/pnp/pnpbios/bioscalls.c
@@ -72,7 +72,7 @@ __visible u32 pnp_bios_fault_esp;
 __visible u32 pnp_bios_fault_eip;
 __visible u32 pnp_bios_is_utter_crap = 0;
 
-static spinlock_t pnp_bios_lock;
+static DEFINE_SPINLOCK(pnp_bios_lock);
 
 /*
  * Support Functions
@@ -473,7 +473,6 @@ void pnpbios_calls_init(union pnp_bios_install_struct *header)
 {
 	int i;
 
-	spin_lock_init(&pnp_bios_lock);
 	pnp_bios_callpoint.offset = header->fields.pm16offset;
 	pnp_bios_callpoint.segment = PNP_CS16;
 
-- 
2.22.0