From: Al Viro <viro@zeniv.linux.org.uk>
Date: Wed, 26 Dec 2012 00:29:01 +0000 (-0500)
Subject: m68k: switch to generic old sigaction()
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=8be433ab55d5058327e82f124f1eb0b37e4540b1;p=deliverable%2Flinux.git

m68k: switch to generic old sigaction()

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

diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 107747981b38..a358bf63defe 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -20,6 +20,7 @@ config M68K
 	select MODULES_USE_ELF_RELA
 	select GENERIC_SIGALTSTACK
 	select OLD_SIGSUSPEND3
+	select OLD_SIGACTION
 
 config RWSEM_GENERIC_SPINLOCK
 	bool
diff --git a/arch/m68k/include/asm/signal.h b/arch/m68k/include/asm/signal.h
index c7b4fb1fa14d..214320b50384 100644
--- a/arch/m68k/include/asm/signal.h
+++ b/arch/m68k/include/asm/signal.h
@@ -16,13 +16,6 @@ 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/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c
index b5c6b4d9d1a9..2a16df3d9312 100644
--- a/arch/m68k/kernel/signal.c
+++ b/arch/m68k/kernel/signal.c
@@ -224,38 +224,6 @@ static inline void push_cache(unsigned long vaddr)
 
 #endif /* CONFIG_MMU */
 
-asmlinkage int
-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 (!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);
-	}
-
-	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;
-}
-
 /*
  * Do a signal return; undo the signal stack.
  *