linux-kernel - [PATCH] misc: cxl: Move a deference below a NULL test

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Date:   Wed, 26 Sep 2018 19:41:12 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <gregkh@...uxfoundation.org>
CC:     <fbarrat@...ux.vnet.ibm.com>, <andrew.donnellan@....ibm.com>,
        <arnd@...db.de>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] misc: cxl: Move a deference below a NULL test

It is safe to move a deference below a NULL test.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 drivers/misc/cxl/guest.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/misc/cxl/guest.c b/drivers/misc/cxl/guest.c
index 3bc0c15..559e835 100644
--- a/drivers/misc/cxl/guest.c
+++ b/drivers/misc/cxl/guest.c
@@ -1018,11 +1018,11 @@ int cxl_guest_init_afu(struct cxl *adapter, int slice, struct device_node *afu_n
 
 void cxl_guest_remove_afu(struct cxl_afu *afu)
 {
-	pr_devel("in %s - AFU(%d)\n", __func__, afu->slice);
-
 	if (!afu)
 		return;
 
+	pr_devel("in %s - AFU(%d)\n", __func__, afu->slice);
+
 	/* flush and stop pending job */
 	afu->guest->handle_err = false;
 	flush_delayed_work(&afu->guest->work_err);
-- 
1.7.12.4