[PATCH -tip v6 16/27] ARM: kprobes: Don't call the ->break_handler() in arm kprobes code
From: Masami Hiramatsu <mhiramat@kernel.org>
Date: 2018-06-19 16:12:24
Also in:
linux-arm-kernel, lkml
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
Don't call the ->break_handler() from the arm kprobes code, because it was only used by jprobes which got removed. Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org> Cc: Russell King <linux@armlinux.org.uk> Cc: linux-arm-kernel@lists.infradead.org --- arch/arm/probes/kprobes/core.c | 11 ----------- 1 file changed, 11 deletions(-)
diff --git a/arch/arm/probes/kprobes/core.c b/arch/arm/probes/kprobes/core.c
index 23562111c511..3192350f389d 100644
--- a/arch/arm/probes/kprobes/core.c
+++ b/arch/arm/probes/kprobes/core.c@@ -315,17 +315,6 @@ void __kprobes kprobe_handler(struct pt_regs *regs) reset_current_kprobe(); } } - } else if (cur) { - /* We probably hit a jprobe. Call its break handler. */ - if (cur->break_handler && cur->break_handler(cur, regs)) { - kcb->kprobe_status = KPROBE_HIT_SS; - singlestep(cur, regs, kcb); - if (cur->post_handler) { - kcb->kprobe_status = KPROBE_HIT_SSDONE; - cur->post_handler(cur, regs, 0); - } - } - reset_current_kprobe(); } else { /* * The probe was removed and a race is in progress.