switch sys_chmod()/sys_fchmod()/sys_fchmodat() to umode_t

SYSCALLx magic should take care of things, according to Linus...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/open.c

@@ -468,7 +468,7 @@ static int chmod_common(struct path *path, umode_t mode)
 	return error;
 }
 
-SYSCALL_DEFINE2(fchmod, unsigned int, fd, mode_t, mode)
+SYSCALL_DEFINE2(fchmod, unsigned int, fd, umode_t, mode)
 {
 	struct file * file;
 	int err = -EBADF;
@@ -482,7 +482,7 @@ SYSCALL_DEFINE2(fchmod, unsigned int, fd, mode_t, mode)
 	return err;
 }
 
-SYSCALL_DEFINE3(fchmodat, int, dfd, const char __user *, filename, mode_t, mode)
+SYSCALL_DEFINE3(fchmodat, int, dfd, const char __user *, filename, umode_t, mode)
 {
 	struct path path;
 	int error;
@@ -495,7 +495,7 @@ SYSCALL_DEFINE3(fchmodat, int, dfd, const char __user *, filename, mode_t, mode)
 	return error;
 }
 
-SYSCALL_DEFINE2(chmod, const char __user *, filename, mode_t, mode)
+SYSCALL_DEFINE2(chmod, const char __user *, filename, umode_t, mode)
 {
 	return sys_fchmodat(AT_FDCWD, filename, mode);
 }

include/linux/syscalls.h

@@ -483,8 +483,8 @@ asmlinkage long sys_symlink(const char __user *old, const char __user *new);
 asmlinkage long sys_unlink(const char __user *pathname);
 asmlinkage long sys_rename(const char __user *oldname,
 				const char __user *newname);
-asmlinkage long sys_chmod(const char __user *filename, mode_t mode);
-asmlinkage long sys_fchmod(unsigned int fd, mode_t mode);
+asmlinkage long sys_chmod(const char __user *filename, umode_t mode);
+asmlinkage long sys_fchmod(unsigned int fd, umode_t mode);
 
 asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
 #if BITS_PER_LONG == 32
@@ -769,7 +769,7 @@ asmlinkage long sys_futimesat(int dfd, const char __user *filename,
 			      struct timeval __user *utimes);
 asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
 asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
-			     mode_t mode);
+			     umode_t mode);
 asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
 			     gid_t group, int flag);
 asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,