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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-25 19:32:07 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-02-03 18:15:47 -0500 |
| commit | 50bcb7e4734df09ee5e479a45992b85118bd1834 (patch) | |
| tree | aefd0d3062b4dade3e9f23fb995e145ad68c72e7 /arch/arm/kernel | |
| parent | b68fec2416314cf21e790d1f5161f9ed12c5a3ab (diff) | |
| download | linux-50bcb7e4734df09ee5e479a45992b85118bd1834.tar.gz linux-50bcb7e4734df09ee5e479a45992b85118bd1834.tar.bz2 linux-50bcb7e4734df09ee5e479a45992b85118bd1834.zip | |
arm: switch to generic old sigaction()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/signal.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 61b2cfcef3f1..07429a23c720 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -45,38 +45,6 @@ const unsigned long sigreturn_codes[7] = { MOV_R7_NR_RT_SIGRETURN, SWI_SYS_RT_SIGRETURN, SWI_THUMB_RT_SIGRETURN, }; -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; -} - #ifdef CONFIG_CRUNCH static int preserve_crunch_context(struct crunch_sigframe __user *frame) { |