MIPS: uprobes: fix use of uninitialised variable

[cascardo/linux.git] / arch / mips / kernel / uprobes.c

diff --git a/arch/mips/kernel/uprobes.c b/arch/mips/kernel/uprobes.c
index 3b8accb..4c7c155 100644 (file)
--- a/arch/mips/kernel/uprobes.c
+++ b/arch/mips/kernel/uprobes.c
@@ -157,7 +157,6 @@ bool is_trap_insn(uprobe_opcode_t *insn)
 int arch_uprobe_pre_xol(struct arch_uprobe *aup, struct pt_regs *regs)
 {
        struct uprobe_task *utask = current->utask;
-       union mips_instruction insn;
 
        /*
         * Now find the EPC where to resume after the breakpoint has been
@@ -168,10 +167,10 @@ int arch_uprobe_pre_xol(struct arch_uprobe *aup, struct pt_regs *regs)
                unsigned long epc;
 
                epc = regs->cp0_epc;
-               __compute_return_epc_for_insn(regs, insn);
+               __compute_return_epc_for_insn(regs,
+                       (union mips_instruction) aup->insn[0]);
                aup->resume_epc = regs->cp0_epc;
        }
-
        utask->autask.saved_trap_nr = current->thread.trap_nr;
        current->thread.trap_nr = UPROBE_TRAP_NR;
        regs->cp0_epc = current->utask->xol_vaddr;