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kprobes: Remove pointless BUG_ON() from add_new_kprobe()

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Before calling add_new_kprobe(), aggr_probe's GONE
flag and kprobe GONE flag are cleared. We don't need
to worry about that flag at this point.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Cc: David S . Miller <davem@davemloft.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Naveen N . Rao <naveen.n.rao@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/153666118298.21306.4915366706875652652.stgit@devbox
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Masami Hiramatsu 2018-09-11 19:19:43 +09:00 committed by Ingo Molnar
parent d0555fc78f
commit c72e6742f6
1 changed files with 0 additions and 2 deletions
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2
kernel/kprobes.c
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@ -1259,8 +1259,6 @@ NOKPROBE_SYMBOL(cleanup_rp_inst);
/* Add the new probe to ap->list */ /* Add the new probe to ap->list */
static int add_new_kprobe(struct kprobe *ap, struct kprobe *p) static int add_new_kprobe(struct kprobe *ap, struct kprobe *p)
{ {
BUG_ON(kprobe_gone(ap) || kprobe_gone(p));
if (p->post_handler) if (p->post_handler)
unoptimize_kprobe(ap, true); /* Fall back to normal kprobe */ unoptimize_kprobe(ap, true); /* Fall back to normal kprobe */