diff options
Diffstat (limited to 'arch/arm/kernel/traps.c')
| -rw-r--r-- | arch/arm/kernel/traps.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 4764bd9ccee..c34db4e868f 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -327,7 +327,7 @@ asmlinkage void __exception do_undefinstr(struct pt_regs *regs) if ((instr & hook->instr_mask) == hook->instr_val && (regs->ARM_cpsr & hook->cpsr_mask) == hook->cpsr_val) { if (hook->fn(regs, instr) == 0) { - spin_unlock_irq(&undef_lock); + spin_unlock_irqrestore(&undef_lock, flags); return; } } @@ -509,7 +509,7 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs) * existence. Don't ever use this from user code. */ case 0xfff0: - { + for (;;) { extern void do_DataAbort(unsigned long addr, unsigned int fsr, struct pt_regs *regs); unsigned long val; @@ -545,7 +545,6 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs) up_read(&mm->mmap_sem); /* simulate a write access fault */ do_DataAbort(addr, 15 + (1 << 11), regs); - return -1; } #endif |