linux-kernel - [PATCHv2] misc: cxl: delete possible null pointer dereference

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Date:   Thu, 4 Oct 2018 10:56:48 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <gregkh@...uxfoundation.org>
CC:     <andrew.donnellan@....ibm.com>, <fbarrat@...ux.vnet.ibm.com>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCHv2] misc: cxl: delete possible null pointer dereference

It is safe to dereference an object below a NULL test. For the sake
of debugging. Just delete the call of possible null pointer dereference.

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

diff --git a/drivers/misc/cxl/guest.c b/drivers/misc/cxl/guest.c
index 3bc0c15..472e8db 100644
--- a/drivers/misc/cxl/guest.c
+++ b/drivers/misc/cxl/guest.c
@@ -1018,7 +1018,7 @@ 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);
+	pr_devel("in %s\n", __func__);
 
 	if (!afu)
 		return;
-- 
1.7.12.4