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Date:   Tue, 21 Aug 2018 18:39:01 +0900
From:   Masami Hiramatsu <>
To:     Ingo Molnar <>
Cc:     "Naveen N . Rao" <>,
        Anil S Keshavamurthy <>,
        "David S . Miller" <>,
        Masami Hiramatsu <>,
Subject: [PATCH -tip 3/5] kprobes: Remove meaningless BUG_ON from reuse_unused_kprobe

Since reuse_unused_kprobe is called when the given kprobe
is unused, checking it inside again with BUG_ON is
meaningless. Remove it.

Signed-off-by: Masami Hiramatsu <>
 kernel/kprobes.c |    1 -
 1 file changed, 1 deletion(-)

diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 231569e1e2c8..277a6cbe83db 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -704,7 +704,6 @@ static void reuse_unused_kprobe(struct kprobe *ap)
 	struct optimized_kprobe *op;
-	BUG_ON(!kprobe_unused(ap));
 	 * Unused kprobe MUST be on the way of delayed unoptimizing (means
 	 * there is still a relative jump) and disabled.

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