switch sys_mknodat(2) to umode_t

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/namei.c b/fs/namei.c
index 5008f01..f6b3c73 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2489,7 +2489,7 @@
 	}
 }
 
-SYSCALL_DEFINE4(mknodat, int, dfd, const char __user *, filename, int, mode,
+SYSCALL_DEFINE4(mknodat, int, dfd, const char __user *, filename, umode_t, mode,
 		unsigned, dev)
 {
 	struct dentry *dentry;
@@ -2536,7 +2536,7 @@
 	return error;
 }
 
-SYSCALL_DEFINE3(mknod, const char __user *, filename, int, mode, unsigned, dev)
+SYSCALL_DEFINE3(mknod, const char __user *, filename, umode_t, mode, unsigned, dev)
 {
 	return sys_mknodat(AT_FDCWD, filename, mode, dev);
 }
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 86a24b11..b3c16d8 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -475,7 +475,7 @@
 asmlinkage long sys_pivot_root(const char __user *new_root,
 				const char __user *put_old);
 asmlinkage long sys_chroot(const char __user *filename);
-asmlinkage long sys_mknod(const char __user *filename, int mode,
+asmlinkage long sys_mknod(const char __user *filename, umode_t mode,
 				unsigned dev);
 asmlinkage long sys_link(const char __user *oldname,
 				const char __user *newname);
@@ -755,7 +755,7 @@
 asmlinkage long sys_spu_create(const char __user *name,
 		unsigned int flags, mode_t mode, int fd);
 
-asmlinkage long sys_mknodat(int dfd, const char __user * filename, int mode,
+asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
 			    unsigned dev);
 asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, int mode);
 asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);