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    Subject[PATCH v2 24/24] ptrace: cleanup arch_ptrace() on xtensa
    Date
    Use new 'datap' variable in order to remove unnecessary castings.

    Signed-off-by: Namhyung Kim <namhyung@gmail.com>
    Cc: Chris Zankel <chris@zankel.net>
    ---
    arch/xtensa/kernel/ptrace.c | 11 ++++++-----
    1 files changed, 6 insertions(+), 5 deletions(-)

    diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c
    index af9ba80..c72c947 100644
    --- a/arch/xtensa/kernel/ptrace.c
    +++ b/arch/xtensa/kernel/ptrace.c
    @@ -260,6 +260,7 @@ long arch_ptrace(struct task_struct *child, long request,
    unsigned long addr, unsigned long data)
    {
    int ret = -EPERM;
    + void __user *datap = (void __user *) data;

    switch (request) {
    case PTRACE_PEEKTEXT: /* read word at location addr. */
    @@ -268,7 +269,7 @@ long arch_ptrace(struct task_struct *child, long request,
    break;

    case PTRACE_PEEKUSR: /* read register specified by addr. */
    - ret = ptrace_peekusr(child, addr, (void __user *) data);
    + ret = ptrace_peekusr(child, addr, datap);
    break;

    case PTRACE_POKETEXT: /* write the word at location addr. */
    @@ -281,19 +282,19 @@ long arch_ptrace(struct task_struct *child, long request,
    break;

    case PTRACE_GETREGS:
    - ret = ptrace_getregs(child, (void __user *) data);
    + ret = ptrace_getregs(child, datap);
    break;

    case PTRACE_SETREGS:
    - ret = ptrace_setregs(child, (void __user *) data);
    + ret = ptrace_setregs(child, datap);
    break;

    case PTRACE_GETXTREGS:
    - ret = ptrace_getxregs(child, (void __user *) data);
    + ret = ptrace_getxregs(child, datap);
    break;

    case PTRACE_SETXTREGS:
    - ret = ptrace_setxregs(child, (void __user *) data);
    + ret = ptrace_setxregs(child, datap);
    break;

    default:
    --
    1.7.2.2


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