um: get rid of pointless include "..." where include <...> will do

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
diff --git a/fs/hostfs/hostfs.h b/fs/hostfs/hostfs.h
index 1fe7313..9c88da0 100644
--- a/fs/hostfs/hostfs.h
+++ b/fs/hostfs/hostfs.h
@@ -1,7 +1,7 @@
 #ifndef __UM_FS_HOSTFS
 #define __UM_FS_HOSTFS
 
-#include "os.h"
+#include <os.h>
 
 /*
  * These are exactly the same definitions as in fs.h, but the names are
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 1241465..9e45f65 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -16,8 +16,8 @@
 #include <linux/mount.h>
 #include <linux/namei.h>
 #include "hostfs.h"
-#include "init.h"
-#include "kern.h"
+#include <init.h>
+#include <kern.h>
 
 struct hostfs_inode_info {
 	int fd;
diff --git a/fs/hostfs/hostfs_user.c b/fs/hostfs/hostfs_user.c
index a74ad0d..67838f3 100644
--- a/fs/hostfs/hostfs_user.c
+++ b/fs/hostfs/hostfs_user.c
@@ -15,7 +15,6 @@
 #include <sys/types.h>
 #include <sys/vfs.h>
 #include "hostfs.h"
-#include "os.h"
 #include <utime.h>
 
 static void stat64_to_hostfs(const struct stat64 *buf, struct hostfs_stat *p)