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btrfs: replace EINVAL with ERANGE for resize when ULLONG_MAX

To be accurate about the error case,
if the new size is beyond ULLONG_MAX, return ERANGE instead of EINVAL.

Signed-off-by: Gui Hecheng <guihc.fnst@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
Gui Hecheng 11 年之前
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902c68a4da
共有 1 個文件被更改,包括 1 次插入1 次删除
  1. 1 1
      fs/btrfs/ioctl.c

+ 1 - 1
fs/btrfs/ioctl.c

@@ -1593,7 +1593,7 @@ static noinline int btrfs_ioctl_resize(struct file *file,
 		new_size = old_size - new_size;
 	} else if (mod > 0) {
 		if (new_size > ULLONG_MAX - old_size) {
-			ret = -EINVAL;
+			ret = -ERANGE;
 			goto out_free;
 		}
 		new_size = old_size + new_size;