Messages in this thread Patch in this message | | | From | zhong jiang <> | Subject | [RESEND PATCHv2] misc: cxl: Fix possible null pointer dereference | Date | Thu, 4 Oct 2018 13:02:53 +0800 |
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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
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