diff options
author | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-25 19:26:12 -0500 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-02-03 18:16:14 -0500 |
commit | 7eddd99c289a443d76391d740c7c62d542174f27 (patch) | |
tree | fbfa057ba7fcd71070e0505a27b306c0929ef055 /arch/s390/kernel/compat_signal.c | |
parent | f036b943441ac8e79b779e3500ae4820c243b4f2 (diff) | |
download | linux-stable-7eddd99c289a443d76391d740c7c62d542174f27.tar.gz linux-stable-7eddd99c289a443d76391d740c7c62d542174f27.tar.bz2 linux-stable-7eddd99c289a443d76391d740c7c62d542174f27.zip |
s390: switch to generic old sigaction()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/s390/kernel/compat_signal.c')
-rw-r--r-- | arch/s390/kernel/compat_signal.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c index 141bfe190d52..3e71194c1902 100644 --- a/arch/s390/kernel/compat_signal.c +++ b/arch/s390/kernel/compat_signal.c @@ -157,43 +157,6 @@ int copy_siginfo_from_user32(siginfo_t *to, compat_siginfo_t __user *from) return err; } -asmlinkage long -sys32_sigaction(int sig, const struct old_sigaction32 __user *act, - struct old_sigaction32 __user *oact) -{ - struct k_sigaction new_ka, old_ka; - unsigned long sa_handler, sa_restorer; - int ret; - - if (act) { - compat_old_sigset_t mask; - if (!access_ok(VERIFY_READ, act, sizeof(*act)) || - __get_user(sa_handler, &act->sa_handler) || - __get_user(sa_restorer, &act->sa_restorer) || - __get_user(new_ka.sa.sa_flags, &act->sa_flags) || - __get_user(mask, &act->sa_mask)) - return -EFAULT; - new_ka.sa.sa_handler = (__sighandler_t) sa_handler; - new_ka.sa.sa_restorer = (void (*)(void)) sa_restorer; - siginitset(&new_ka.sa.sa_mask, mask); - } - - ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL); - - if (!ret && oact) { - sa_handler = (unsigned long) old_ka.sa.sa_handler; - sa_restorer = (unsigned long) old_ka.sa.sa_restorer; - if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || - __put_user(sa_handler, &oact->sa_handler) || - __put_user(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; -} - static int save_sigregs32(struct pt_regs *regs, _sigregs32 __user *sregs) { _s390_regs_common32 regs32; |