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| author | Tony Lindgren <tony@atomide.com> | 2010-08-02 14:23:38 +0300 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2010-08-02 14:23:38 +0300 |
| commit | 055a1b8c9927bc587f293020a54c6cd8e24dfac0 (patch) | |
| tree | db7c8d00931180c4896c9e00d2cb506939592cda /arch/arm/kernel/kprobes-decode.c | |
| parent | 8a6f7e14fc3b3ea911838c3f4ce137cb8a3d134a (diff) | |
| parent | f535daed925c2d3c1db06b06a63c4955f2c51988 (diff) | |
Merge branch 'devel-misc' into omap-for-linus
Diffstat (limited to 'arch/arm/kernel/kprobes-decode.c')
| -rw-r--r-- | arch/arm/kernel/kprobes-decode.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/kernel/kprobes-decode.c b/arch/arm/kernel/kprobes-decode.c index da1f94906a4..8bccbfa693f 100644 --- a/arch/arm/kernel/kprobes-decode.c +++ b/arch/arm/kernel/kprobes-decode.c @@ -583,13 +583,14 @@ static void __kprobes emulate_ldr(struct kprobe *p, struct pt_regs *regs) { insn_llret_3arg_fn_t *i_fn = (insn_llret_3arg_fn_t *)&p->ainsn.insn[0]; kprobe_opcode_t insn = p->opcode; + long ppc = (long)p->addr + 8; union reg_pair fnr; int rd = (insn >> 12) & 0xf; int rn = (insn >> 16) & 0xf; int rm = insn & 0xf; long rdv; - long rnv = regs->uregs[rn]; - long rmv = regs->uregs[rm]; /* rm/rmv may be invalid, don't care. */ + long rnv = (rn == 15) ? ppc : regs->uregs[rn]; + long rmv = (rm == 15) ? ppc : regs->uregs[rm]; long cpsr = regs->ARM_cpsr; fnr.dr = insnslot_llret_3arg_rflags(rnv, 0, rmv, cpsr, i_fn); |