1 files changed, 1 insertions, 141 deletions

diff --git a/arch/mn10300/kernel/sys_mn10300.c b/arch/mn10300/kernel/sys_mn10300.c
index 8ca5af00334c..815f1355fad4 100644
--- a/arch/mn10300/kernel/sys_mn10300.c
+++ b/arch/mn10300/kernel/sys_mn10300.c
@@ -23,151 +23,11 @@
 
 #include <asm/uaccess.h>
 
-#define MIN_MAP_ADDR	PAGE_SIZE	/* minimum fixed mmap address */
-
-/*
- * memory mapping syscall
- */
-asmlinkage long sys_mmap2(unsigned long addr, unsigned long len,
-			  unsigned long prot, unsigned long flags,
-			  unsigned long fd, unsigned long pgoff)
-{
-	struct file *file = NULL;
-	long error = -EINVAL;
-
-	flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
-
-	if (flags & MAP_FIXED && addr < MIN_MAP_ADDR)
-		goto out;
-
-	error = -EBADF;
-	if (!(flags & MAP_ANONYMOUS)) {
-		file = fget(fd);
-		if (!file)
-			goto out;
-	}
-
-	down_write(&current->mm->mmap_sem);
-	error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
-	up_write(&current->mm->mmap_sem);
-
-	if (file)
-		fput(file);
-out:
-	return error;
-}
-
 asmlinkage long old_mmap(unsigned long addr, unsigned long len,
 			 unsigned long prot, unsigned long flags,
 			 unsigned long fd, unsigned long offset)
 {
 	if (offset & ~PAGE_MASK)
 		return -EINVAL;
-	return sys_mmap2(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);
-}
-
-struct sel_arg_struct {
-	unsigned long n;
-	fd_set *inp;
-	fd_set *outp;
-	fd_set *exp;
-	struct timeval *tvp;
-};
-
-asmlinkage int old_select(struct sel_arg_struct __user *arg)
-{
-	struct sel_arg_struct a;
-
-	if (copy_from_user(&a, arg, sizeof(a)))
-		return -EFAULT;
-	/* sys_select() does the appropriate kernel locking */
-	return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp);
-}
-
-/*
- * sys_ipc() is the de-multiplexer for the SysV IPC calls..
- *
- * This is really horribly ugly.
- */
-asmlinkage long sys_ipc(uint call, int first, int second,
-			int third, void __user *ptr, long fifth)
-{
-	int version, ret;
-
-	version = call >> 16; /* hack for backward compatibility */
-	call &= 0xffff;
-
-	switch (call) {
-	case SEMOP:
-		return sys_semtimedop(first, (struct sembuf __user *)ptr,
-				      second, NULL);
-	case SEMTIMEDOP:
-		return sys_semtimedop(first, (struct sembuf __user *)ptr,
-				      second,
-				      (const struct timespec __user *)fifth);
-	case SEMGET:
-		return sys_semget(first, second, third);
-	case SEMCTL: {
-		union semun fourth;
-		if (!ptr)
-			return -EINVAL;
-		if (get_user(fourth.__pad, (void __user * __user *) ptr))
-			return -EFAULT;
-		return sys_semctl(first, second, third, fourth);
-	}
-
-	case MSGSND:
-		return sys_msgsnd(first, (struct msgbuf __user *) ptr,
-				  second, third);
-	case MSGRCV:
-		switch (version) {
-		case 0: {
-			struct ipc_kludge tmp;
-			if (!ptr)
-				return -EINVAL;
-
-			if (copy_from_user(&tmp,
-					   (struct ipc_kludge __user *) ptr,
-					   sizeof(tmp)))
-				return -EFAULT;
-			return sys_msgrcv(first, tmp.msgp, second,
-					  tmp.msgtyp, third);
-		}
-		default:
-			return sys_msgrcv(first,
-					  (struct msgbuf __user *) ptr,
-					   second, fifth, third);
-		}
-	case MSGGET:
-		return sys_msgget((key_t) first, second);
-	case MSGCTL:
-		return sys_msgctl(first, second,
-				   (struct msqid_ds __user *) ptr);
-
-	case SHMAT:
-		switch (version) {
-		default: {
-			ulong raddr;
-			ret = do_shmat(first, (char __user *) ptr, second,
-				       &raddr);
-			if (ret)
-				return ret;
-			return put_user(raddr, (ulong *) third);
-		}
-		case 1:	/* iBCS2 emulator entry point */
-			if (!segment_eq(get_fs(), get_ds()))
-				return -EINVAL;
-			return do_shmat(first, (char __user *) ptr, second,
-					(ulong *) third);
-		}
-	case SHMDT:
-		return sys_shmdt((char __user *)ptr);
-	case SHMGET:
-		return sys_shmget(first, second, third);
-	case SHMCTL:
-		return sys_shmctl(first, second,
-				  (struct shmid_ds __user *) ptr);
-	default:
-		return -EINVAL;
-	}
+	return sys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);
 }