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Diffstat (limited to 'arch/sparc/kernel/sys_sparc_32.c')
-rw-r--r--arch/sparc/kernel/sys_sparc_32.c48
1 files changed, 9 insertions, 39 deletions
diff --git a/arch/sparc/kernel/sys_sparc_32.c b/arch/sparc/kernel/sys_sparc_32.c
index 2da0bdcae52..3a8d1844402 100644
--- a/arch/sparc/kernel/sys_sparc_32.c
+++ b/arch/sparc/kernel/sys_sparc_32.c
@@ -160,49 +160,19 @@ sparc_breakpoint (struct pt_regs *regs)
#endif
}
-asmlinkage int
-sparc_sigaction (int sig, const struct old_sigaction __user *act,
- struct old_sigaction __user *oact)
+SYSCALL_DEFINE3(sparc_sigaction, int, sig,
+ struct old_sigaction __user *,act,
+ struct old_sigaction __user *,oact)
{
- struct k_sigaction new_ka, old_ka;
- int ret;
-
WARN_ON_ONCE(sig >= 0);
- sig = -sig;
-
- if (act) {
- unsigned long mask;
-
- if (!access_ok(VERIFY_READ, act, sizeof(*act)) ||
- __get_user(new_ka.sa.sa_handler, &act->sa_handler) ||
- __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) ||
- __get_user(new_ka.sa.sa_flags, &act->sa_flags) ||
- __get_user(mask, &act->sa_mask))
- return -EFAULT;
- siginitset(&new_ka.sa.sa_mask, mask);
- new_ka.ka_restorer = NULL;
- }
-
- ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
-
- if (!ret && oact) {
- if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) ||
- __put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||
- __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) ||
- __put_user(old_ka.sa.sa_flags, &oact->sa_flags) ||
- __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask))
- return -EFAULT;
- }
-
- return ret;
+ return sys_sigaction(-sig, act, oact);
}
-asmlinkage long
-sys_rt_sigaction(int sig,
- const struct sigaction __user *act,
- struct sigaction __user *oact,
- void __user *restorer,
- size_t sigsetsize)
+SYSCALL_DEFINE5(rt_sigaction, int, sig,
+ const struct sigaction __user *, act,
+ struct sigaction __user *, oact,
+ void __user *, restorer,
+ size_t, sigsetsize)
{
struct k_sigaction new_ka, old_ka;
int ret;