x86: sys32_kill and sys32_mprotect are pointless
their argument types are identical to those of sys_kill and sys_mprotect
resp., so we are not doing any kind of argument validation, etc. in those -
they turn into unconditional branches to corresponding syscalls.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/x86/ia32/sys_ia32.c b/arch/x86/ia32/sys_ia32.c
index c0df976..4e4907c 100644
--- a/arch/x86/ia32/sys_ia32.c
+++ b/arch/x86/ia32/sys_ia32.c
@@ -166,12 +166,6 @@
a.offset>>PAGE_SHIFT);
}
-asmlinkage long sys32_mprotect(unsigned long start, size_t len,
- unsigned long prot)
-{
- return sys_mprotect(start, len, prot);
-}
-
asmlinkage long sys32_waitpid(compat_pid_t pid, unsigned int __user *stat_addr,
int options)
{
@@ -198,11 +192,6 @@
* Some system calls that need sign extended arguments. This could be
* done by a generic wrapper.
*/
-long sys32_kill(int pid, int sig)
-{
- return sys_kill(pid, sig);
-}
-
long sys32_fadvise64_64(int fd, __u32 offset_low, __u32 offset_high,
__u32 len_low, __u32 len_high, int advice)
{
diff --git a/arch/x86/include/asm/sys_ia32.h b/arch/x86/include/asm/sys_ia32.h
index df8ad3b..5e17241 100644
--- a/arch/x86/include/asm/sys_ia32.h
+++ b/arch/x86/include/asm/sys_ia32.h
@@ -30,7 +30,6 @@
struct stat64 __user *, int);
struct mmap_arg_struct32;
asmlinkage long sys32_mmap(struct mmap_arg_struct32 __user *);
-asmlinkage long sys32_mprotect(unsigned long, size_t, unsigned long);
asmlinkage long sys32_alarm(unsigned int);
@@ -42,7 +41,6 @@
asmlinkage long sys32_personality(unsigned long);
-long sys32_kill(int, int);
long sys32_fadvise64_64(int, __u32, __u32, __u32, __u32, int);
long sys32_vm86_warning(void);
diff --git a/arch/x86/syscalls/syscall_32.tbl b/arch/x86/syscalls/syscall_32.tbl
index 0f6f5be..d0d59bf 100644
--- a/arch/x86/syscalls/syscall_32.tbl
+++ b/arch/x86/syscalls/syscall_32.tbl
@@ -43,7 +43,7 @@
34 i386 nice sys_nice
35 i386 ftime
36 i386 sync sys_sync
-37 i386 kill sys_kill sys32_kill
+37 i386 kill sys_kill
38 i386 rename sys_rename
39 i386 mkdir sys_mkdir
40 i386 rmdir sys_rmdir
@@ -131,7 +131,7 @@
122 i386 uname sys_newuname
123 i386 modify_ldt sys_modify_ldt
124 i386 adjtimex sys_adjtimex compat_sys_adjtimex
-125 i386 mprotect sys_mprotect sys32_mprotect
+125 i386 mprotect sys_mprotect
126 i386 sigprocmask sys_sigprocmask compat_sys_sigprocmask
127 i386 create_module
128 i386 init_module sys_init_module