uaccess: drop duplicate includes from asm/uaccess.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h
index b660f37..b786ca2 100644
--- a/include/linux/uaccess.h
+++ b/include/linux/uaccess.h
@@ -2,6 +2,7 @@
 #define __LINUX_UACCESS_H__
 
 #include <linux/sched.h>
+#include <linux/thread_info.h>
 
 #define VERIFY_READ 0
 #define VERIFY_WRITE 1