Messages in this thread | | | Date | Mon, 28 Sep 2020 18:15:35 -0400 | From | Steven Rostedt <> | Subject | Re: [PATCH 4.19 38/92] kprobes: Fix NULL pointer dereference at kprobe_ftrace_handler |
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On Mon, 28 Sep 2020 18:09:42 -0400 Steven Rostedt <rostedt@goodmis.org> wrote:
> On Tue, 29 Sep 2020 01:32:59 +0530 > Naresh Kamboju <naresh.kamboju@linaro.org> wrote: > > > stable rc branch 4.19 build warning on arm64. > > > > ../kernel/kprobes.c: In function ‘kill_kprobe’: > > ../kernel/kprobes.c:1070:33: warning: statement with no effect [-Wunused-value] > > 1070 | #define disarm_kprobe_ftrace(p) (-ENODEV) > > | ^ > > ../kernel/kprobes.c:2090:3: note: in expansion of macro ‘disarm_kprobe_ftrace’ > > 2090 | disarm_kprobe_ftrace(p); > > | ^~~~~~~~~~~~~~~~~~~~ > > Seems to affect upstream as well. >
Bah, no (tested the wrong kernel).
You want this commit too:
10de795a5addd ("kprobes: Fix compiler warning for !CONFIG_KPROBES_ON_FTRACE")
-- Steve
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