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From: Wang ShaoBo <bobo.shaobowang@huawei.com> hulk inclusion category: bugfix bugzilla: 31369 ----------------------------------------------- This reverts commit ec02feff173db21bc769d0f4f3f2f011616cca3c. Following patche mainline has fixed this issue: 0188b87899ff ("kretprobe: Avoid re-registration of the same kretprobe earlier") Signed-off-by: Wang ShaoBo <bobo.shaobowang@huawei.com> Reviewed-by: Jian Cheng <cj.chengjian@huawei.com> Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com> --- kernel/kprobes.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/kernel/kprobes.c b/kernel/kprobes.c index fb63533f62ff..f590e9ff3706 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -2137,11 +2137,6 @@ int register_kretprobe(struct kretprobe *rp) } } - /* Return error if it's being re-registered. */ - ret = check_kprobe_rereg(&rp->kp); - if (ret) - return ret; - rp->kp.pre_handler = pre_handler_kretprobe; rp->kp.post_handler = NULL; rp->kp.fault_handler = NULL; -- 2.20.1