diff options
Diffstat (limited to 'arch/blackfin/kernel/ptrace.c')
| -rw-r--r-- | arch/blackfin/kernel/ptrace.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c index b35839354130..75089f80855d 100644 --- a/arch/blackfin/kernel/ptrace.c +++ b/arch/blackfin/kernel/ptrace.c @@ -38,12 +38,13 @@ * Get contents of register REGNO in task TASK. */ static inline long -get_reg(struct task_struct *task, long regno, unsigned long __user *datap) +get_reg(struct task_struct *task, unsigned long regno, + unsigned long __user *datap) { long tmp; struct pt_regs *regs = task_pt_regs(task); - if (regno & 3 || regno > PT_LAST_PSEUDO || regno < 0) + if (regno & 3 || regno > PT_LAST_PSEUDO) return -EIO; switch (regno) { @@ -74,11 +75,11 @@ get_reg(struct task_struct *task, long regno, unsigned long __user *datap) * Write contents of register REGNO in task TASK. */ static inline int -put_reg(struct task_struct *task, long regno, unsigned long data) +put_reg(struct task_struct *task, unsigned long regno, unsigned long data) { struct pt_regs *regs = task_pt_regs(task); - if (regno & 3 || regno > PT_LAST_PSEUDO || regno < 0) + if (regno & 3 || regno > PT_LAST_PSEUDO) return -EIO; switch (regno) { @@ -240,7 +241,8 @@ void user_disable_single_step(struct task_struct *child) clear_tsk_thread_flag(child, TIF_SINGLESTEP); } -long arch_ptrace(struct task_struct *child, long request, long addr, long data) +long arch_ptrace(struct task_struct *child, long request, + unsigned long addr, unsigned long data) { int ret; unsigned long __user *datap = (unsigned long __user *)data; @@ -368,14 +370,14 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) return copy_regset_to_user(child, &user_bfin_native_view, REGSET_GENERAL, 0, sizeof(struct pt_regs), - (void __user *)data); + datap); case PTRACE_SETREGS: pr_debug("ptrace: PTRACE_SETREGS\n"); return copy_regset_from_user(child, &user_bfin_native_view, REGSET_GENERAL, 0, sizeof(struct pt_regs), - (const void __user *)data); + datap); case_default: default: |