kprobes/arm: fix cache flush address for instruction stub

It is more useful to flush the cache with the actual buffer address
rather than the address containing a pointer to the buffer.

Mainline commit: 8f79ff0cb5330a92032c30ff586745d3016b34ca

Signed-off-by: Nicolas Pitre <nico@marvell.com>
Acked-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/arch/arm/kernel/kprobes.c b/arch/arm/kernel/kprobes.c
index 13e371aad8792686df6fee77d0642fa3030f8a69..5593dd207216bd0d2d1d8319eb8ab06e2bc13714 100644 (file)
--- a/arch/arm/kernel/kprobes.c
+++ b/arch/arm/kernel/kprobes.c
@@ -66,7 +66,7 @@ int __kprobes arch_prepare_kprobe(struct kprobe *p)
                        return -ENOMEM;
                for (is = 0; is < MAX_INSN_SIZE; ++is)
                        p->ainsn.insn[is] = tmp_insn[is];
-               flush_insns(&p->ainsn.insn, MAX_INSN_SIZE);
+               flush_insns(p->ainsn.insn, MAX_INSN_SIZE);
                break;
 
        case INSN_GOOD_NO_SLOT: /* instruction doesn't need insn slot */