diff options
| -rw-r--r-- | arch/mips/Kconfig | 1 | ||||
| -rw-r--r-- | arch/mips/kernel/scall64-n32.S | 2 | ||||
| -rw-r--r-- | arch/mips/kernel/scall64-o32.S | 2 | ||||
| -rw-r--r-- | arch/mips/kernel/signal32.c | 54 |
4 files changed, 5 insertions, 54 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index b1e885f31703..7352acfe70b7 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -42,6 +42,7 @@ config MIPS select MODULES_USE_ELF_REL if MODULES select MODULES_USE_ELF_RELA if MODULES && 64BIT select GENERIC_SIGALTSTACK + select GENERIC_COMPAT_RT_SIGACTION select GENERIC_COMPAT_RT_SIGQUEUEINFO select GENERIC_COMPAT_RT_SIGPROCMASK select GENERIC_COMPAT_RT_SIGPENDING diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index 5dfeba49ab4f..572ab50ff098 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -117,7 +117,7 @@ EXPORT(sysn32_call_table) PTR sys_mprotect /* 6010 */ PTR sys_munmap PTR sys_brk - PTR sys_32_rt_sigaction + PTR compat_sys_rt_sigaction PTR compat_sys_rt_sigprocmask PTR compat_sys_ioctl /* 6015 */ PTR sys_pread64 diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 6623077a9488..aa29c3318fbc 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -386,7 +386,7 @@ sys_call_table: PTR sys_getresgid PTR sys_prctl PTR sys32_rt_sigreturn - PTR sys_32_rt_sigaction + PTR compat_sys_rt_sigaction PTR compat_sys_rt_sigprocmask /* 4195 */ PTR compat_sys_rt_sigpending PTR compat_sys_rt_sigtimedwait diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c index 0b1f57111eae..ad7c2be0c33d 100644 --- a/arch/mips/kernel/signal32.c +++ b/arch/mips/kernel/signal32.c @@ -55,12 +55,6 @@ extern asmlinkage int fpu_emulator_restore_context32(struct sigcontext32 __user typedef unsigned int __sighandler32_t; typedef void (*vfptr_t)(void); -struct sigaction32 { - unsigned int sa_flags; - __sighandler32_t sa_handler; - compat_sigset_t sa_mask; -}; - struct ucontext32 { u32 uc_flags; s32 uc_link; @@ -278,8 +272,8 @@ asmlinkage int sys32_sigsuspend(compat_sigset_t __user *uset) return compat_sys_rt_sigsuspend(uset, sizeof(compat_sigset_t)); } -SYSCALL_DEFINE3(32_sigaction, long, sig, const struct sigaction32 __user *, act, - struct sigaction32 __user *, oact) +SYSCALL_DEFINE3(32_sigaction, long, sig, const struct compat_sigaction __user *, act, + struct compat_sigaction __user *, oact) { struct k_sigaction new_ka, old_ka; int ret; @@ -564,50 +558,6 @@ struct mips_abi mips_abi_32 = { .restart = __NR_O32_restart_syscall }; -SYSCALL_DEFINE4(32_rt_sigaction, int, sig, - const struct sigaction32 __user *, act, - struct sigaction32 __user *, oact, unsigned int, sigsetsize) -{ - struct k_sigaction new_sa, old_sa; - int ret = -EINVAL; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - goto out; - - if (act) { - s32 handler; - int err = 0; - - if (!access_ok(VERIFY_READ, act, sizeof(*act))) - return -EFAULT; - err |= __get_user(handler, &act->sa_handler); - new_sa.sa.sa_handler = (void __user *)(s64)handler; - err |= __get_user(new_sa.sa.sa_flags, &act->sa_flags); - err |= get_sigset(&new_sa.sa.sa_mask, &act->sa_mask); - if (err) - return -EFAULT; - } - - ret = do_sigaction(sig, act ? &new_sa : NULL, oact ? &old_sa : NULL); - - if (!ret && oact) { - int err = 0; - - if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact))) - return -EFAULT; - - err |= __put_user((u32)(u64)old_sa.sa.sa_handler, - &oact->sa_handler); - err |= __put_user(old_sa.sa.sa_flags, &oact->sa_flags); - err |= put_sigset(&old_sa.sa.sa_mask, &oact->sa_mask); - if (err) - return -EFAULT; - } -out: - return ret; -} - static int signal32_init(void) { if (cpu_has_fpu) { |