switch procfs to umode_t use

both proc_dir_entry ->mode and populating functions

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 4255785..501370b 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -920,7 +920,7 @@
 
 typedef struct {
 	const char	*name;
-	mode_t		mode;
+	umode_t		mode;
 	const struct file_operations *proc_fops;
 } ide_proc_entry_t;