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    Subject[PATCH 36/43] m32r: Use sigsp()
    Date
    From: Richard Weinberger <richard@nod.at>

    Use sigsp() instead of the open coded variant.

    Signed-off-by: Richard Weinberger <richard@nod.at>
    ---
    arch/m32r/kernel/signal.c | 12 +++---------
    1 file changed, 3 insertions(+), 9 deletions(-)

    diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c
    index cce3fd3..95408b8 100644
    --- a/arch/m32r/kernel/signal.c
    +++ b/arch/m32r/kernel/signal.c
    @@ -162,15 +162,9 @@ setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs,
    * Determine which stack to use..
    */
    static inline void __user *
    -get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size)
    +get_sigframe(struct ksignal *ksig, unsigned long sp, size_t frame_size)
    {
    - /* This is the X/Open sanctioned signal stack switching. */
    - if (ka->sa.sa_flags & SA_ONSTACK) {
    - if (sas_ss_flags(sp) == 0)
    - sp = current->sas_ss_sp + current->sas_ss_size;
    - }
    -
    - return (void __user *)((sp - frame_size) & -8ul);
    + return (void __user *)((sigsp(sp, ksig) - frame_size) & -8ul);
    }

    static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
    @@ -180,7 +174,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
    int err = 0;
    int signal, sig = ksig->sig;

    - frame = get_sigframe(&ksig->ka, regs->spu, sizeof(*frame));
    + frame = get_sigframe(ksig, regs->spu, sizeof(*frame));

    if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
    return -EFAULT;
    --
    1.8.4.5


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