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| author |   Arnd Bergmann <arnd@arndb.de> | 2009-06-27 15:05:30 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2009-06-27 15:09:52 +0200 |
| commit | a1f8213b9518d0e9124a48a34bdd58b4bc2650e5 (patch) | |
| tree | 07de0c44f8e30fb6da6458b6026c3114740ea9bc /arch/score/kernel/signal.c | |
| parent | score: add missing #includes (diff) | |
| download | linux-dev-a1f8213b9518d0e9124a48a34bdd58b4bc2650e5.tar.xz linux-dev-a1f8213b9518d0e9124a48a34bdd58b4bc2650e5.zip | |
score: add address space annotations
Annotate the address space for pointers that are used
correctly with __user and __iomem, so that sparse
can better warn about incorrect casts.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/score/kernel/signal.c')
| -rw-r--r-- | arch/score/kernel/signal.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/score/kernel/signal.c b/arch/score/kernel/signal.c index 252f6d95ad9e..1634aaa7c2ba 100644 --- a/arch/score/kernel/signal.c +++ b/arch/score/kernel/signal.c @@ -131,13 +131,13 @@ void __user *get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, if ((ka->sa.sa_flags & SA_ONSTACK) && (!on_sig_stack(sp))) sp = current->sas_ss_sp + current->sas_ss_size; - return (void *)((sp - frame_size) & ~7); + return (void __user*)((sp - frame_size) & ~7); } int score_sigaltstack(struct pt_regs *regs) { - const stack_t *uss = (const stack_t *) regs->regs[4]; - stack_t *uoss = (stack_t *) regs->regs[5]; + const stack_t __user *uss = (const stack_t __user *) regs->regs[4]; + stack_t __user *uoss = (stack_t __user *) regs->regs[5]; unsigned long usp = regs->regs[0]; return do_sigaltstack(uss, uoss, usp); @@ -188,7 +188,7 @@ badframe: int setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs, int signr, sigset_t *set, siginfo_t *info) { - struct rt_sigframe *frame; + struct rt_sigframe __user *frame; int err = 0; frame = get_sigframe(ka, regs, sizeof(*frame)); @@ -209,7 +209,7 @@ int setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs, err |= copy_siginfo_to_user(&frame->rs_info, info); err |= __put_user(0, &frame->rs_uc.uc_flags); err |= __put_user(0, &frame->rs_uc.uc_link); - err |= __put_user((void *)current->sas_ss_sp, + err |= __put_user((void __user *)current->sas_ss_sp, &frame->rs_uc.uc_stack.ss_sp); err |= __put_user(sas_ss_flags(regs->regs[0]), &frame->rs_uc.uc_stack.ss_flags); |