frv: switch to generic old sigaction()
Al Viro [Wed, 26 Dec 2012 00:30:17 +0000 (19:30 -0500)]
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

arch/frv/Kconfig
arch/frv/include/asm/signal.h
arch/frv/kernel/signal.c

index 683ab5c..e3f8ffd 100644 (file)
@@ -14,6 +14,7 @@ config FRV
        select ARCH_WANT_IPC_PARSE_VERSION
        select GENERIC_SIGALTSTACK
        select OLD_SIGSUSPEND3
+       select OLD_SIGACTION
 
 config ZONE_DMA
        bool
index 599500a..eca0abc 100644 (file)
@@ -3,11 +3,4 @@
 
 #include <uapi/asm/signal.h>
 
-struct old_sigaction {
-       __sighandler_t sa_handler;
-       old_sigset_t sa_mask;
-       unsigned long sa_flags;
-       __sigrestore_t sa_restorer;
-};
-
 #endif /* _ASM_SIGNAL_H */
index 771756b..d822700 100644 (file)
@@ -32,38 +32,6 @@ struct fdpic_func_descriptor {
        unsigned long   GOT;
 };
 
-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.
  */