new helper: uaccess_kernel()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2017-03-20 21:08:07 -04:00
parent aaa2e7ac80
commit db68ce10c4
32 changed files with 44 additions and 42 deletions
--- a/arch/um/include/asm/uaccess.h
+++ b/arch/um/include/asm/uaccess.h
@@ -45,7 +45,7 @@ static inline int __access_ok(unsigned long addr, unsigned long size)
 	return __addr_range_nowrap(addr, size) &&
 		(__under_task_size(addr, size) ||
 		__access_ok_vsyscall(addr, size) ||
-		segment_eq(get_fs(), KERNEL_DS));
+		uaccess_kernel());
 }

 #endif