lkml.org 
[lkml]   [2018]   [Oct]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[RESEND PATCHv2] misc: cxl: Fix possible null pointer dereference
Date
It is not safe to dereference an object before a null test. It is
not needed and just remove them. Ftrace can be used instead.

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

diff --git a/drivers/misc/cxl/guest.c b/drivers/misc/cxl/guest.c
index 3bc0c15..5d28d9e 100644
--- a/drivers/misc/cxl/guest.c
+++ b/drivers/misc/cxl/guest.c
@@ -1018,8 +1018,6 @@ 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;

--
1.7.12.4
\
 
 \ /
  Last update: 2018-10-04 07:16    [W:0.041 / U:0.168 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site