kprobes/x86: Fix %p uses in error messages
authorMasami Hiramatsu <mhiramat@kernel.org>
Sat, 28 Apr 2018 12:37:03 +0000 (21:37 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 15 Aug 2018 16:12:50 +0000 (18:12 +0200)
commit 0ea063306eecf300fcf06d2f5917474b580f666f upstream.

Remove all %p uses in error messages in kprobes/x86.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: David Howells <dhowells@redhat.com>
Cc: David S . Miller <davem@davemloft.net>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Jon Medhurst <tixy@linaro.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Thomas Richter <tmricht@linux.ibm.com>
Cc: Tobin C . Harding <me@tobin.cc>
Cc: Will Deacon <will.deacon@arm.com>
Cc: acme@kernel.org
Cc: akpm@linux-foundation.org
Cc: brueckner@linux.vnet.ibm.com
Cc: linux-arch@vger.kernel.org
Cc: rostedt@goodmis.org
Cc: schwidefsky@de.ibm.com
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/lkml/152491902310.9916.13355297638917767319.stgit@devbox
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/x86/kernel/kprobes/core.c

index f1030c522e06c868146f7e13f13a6b9c54cbaf67..1e7709337827eec70db413f1b6a21cb532d4970e 100644 (file)
@@ -394,8 +394,6 @@ int __copy_instruction(u8 *dest, u8 *src, struct insn *insn)
                          - (u8 *) dest;
                if ((s64) (s32) newdisp != newdisp) {
                        pr_err("Kprobes error: new displacement does not fit into s32 (%llx)\n", newdisp);
-                       pr_err("\tSrc: %p, Dest: %p, old disp: %x\n",
-                               src, dest, insn->displacement.value);
                        return 0;
                }
                disp = (u8 *) dest + insn_offset_displacement(insn);
@@ -621,8 +619,7 @@ static int reenter_kprobe(struct kprobe *p, struct pt_regs *regs,
                 * Raise a BUG or we'll continue in an endless reentering loop
                 * and eventually a stack overflow.
                 */
-               printk(KERN_WARNING "Unrecoverable kprobe detected at %p.\n",
-                      p->addr);
+               pr_err("Unrecoverable kprobe detected.\n");
                dump_kprobe(p);
                BUG();
        default: