From: Masami Hiramatsu (Google) <[email protected]> Remove unneeded warnings for handled errors from __arm_kprobe_ftrace() because all caller handled the error correctly.
Reported-by: Zw Tang <[email protected]> Closes: https://lore.kernel.org/all/caphj_v+j6ydb_wx2nhxu6kh466dt_nydsas-1i_y8s7tqy-...@mail.gmail.com/ Fixes: 9c89bb8e3272 ("kprobes: treewide: Cleanup the error messages for kprobes") Cc: [email protected] Signed-off-by: Masami Hiramatsu (Google) <[email protected]> --- kernel/kprobes.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/kprobes.c b/kernel/kprobes.c index ab25b4aa9095..2c2b7bd24dd4 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -1144,12 +1144,12 @@ static int __arm_kprobe_ftrace(struct kprobe *p, struct ftrace_ops *ops, lockdep_assert_held(&kprobe_mutex); ret = ftrace_set_filter_ip(ops, (unsigned long)p->addr, 0, 0); - if (WARN_ONCE(ret < 0, "Failed to arm kprobe-ftrace at %pS (error %d)\n", p->addr, ret)) + if (ret < 0) return ret; if (*cnt == 0) { ret = register_ftrace_function(ops); - if (WARN(ret < 0, "Failed to register kprobe-ftrace (error %d)\n", ret)) { + if (ret < 0) { /* * At this point, sinec ops is not registered, we should be sefe from * registering empty filter.
