mn10300: switch to generic old sigaction()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

3 files changed, 1 insertions, 42 deletions

diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig
index f15703506d3f..12bf06f9abe5 100644
--- a/arch/mn10300/Kconfig
+++ b/arch/mn10300/Kconfig
@@ -12,6 +12,7 @@ config MN10300
         select MODULES_USE_ELF_RELA
         select GENERIC_SIGALTSTACK
         select OLD_SIGSUSPEND3
+        select OLD_SIGACTION
 
 config AM33_2
         def_bool n
diff --git a/arch/mn10300/include/asm/signal.h b/arch/mn10300/include/asm/signal.h
index 288ade5ec94e..214ff5e9fe60 100644
--- a/arch/mn10300/include/asm/signal.h
+++ b/arch/mn10300/include/asm/signal.h
@@ -26,13 +26,6 @@ typedef struct {
         unsigned long   sig[_NSIG_WORDS];
 } sigset_t;
 
-struct old_sigaction {
-        __sighandler_t sa_handler;
-        old_sigset_t sa_mask;
-        unsigned long sa_flags;
-        __sigrestore_t sa_restorer;
-};
-
 #define __ARCH_HAS_SA_RESTORER
 
 #include <asm/sigcontext.h>
diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c
index d336d64f95f2..9dfac5cd16e6 100644
--- a/arch/mn10300/kernel/signal.c
+++ b/arch/mn10300/kernel/signal.c
@@ -32,41 +32,6 @@
 #define DEBUG_SIG 0
 
 /*
- * set signal action syscall
- */
-asmlinkage long sys_sigaction(int sig,
-                              const struct old_sigaction __user *act,
-                              struct old_sigaction __user *oact)
-{
-        struct k_sigaction new_ka, old_ka;
-        int ret;
-
-        if (act) {
-                old_sigset_t mask;
-                if (verify_area(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);
-        }
-
-        ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
-
-        if (!ret && oact) {
-                if (verify_area(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;
-}
-
-/*
  * do a signal return; undo the signal stack.
  */
 static int restore_sigcontext(struct pt_regs *regs,