There is no chance to get into -ERANGE error condition because
we first call btrfs_getxattr to get the length of the attribute,
then we do a subsequent call with the size from the first call.
Between the 2 calls the size shouldn't change. So remove the
unnecessary -ERANGE error check.

Signed-off-by: Chengguang Xu <cgxu...@gmx.com>
Reviewed-by: Nikolay Borisov <nbori...@suse.com>
---
v4:
- Split patch to series.

v3:
- Fix some toher bad practices.
- Add more information to commit log.

v2:
- Avoid errno overriding instead of print error message in error case.
- Chagne commit log for better understanding.

 fs/btrfs/acl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index 83fdd80c51c6..a1d7211c8884 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -42,7 +42,7 @@ struct posix_acl *btrfs_get_acl(struct inode *inode, int type)
        }
        if (size > 0) {
                acl = posix_acl_from_xattr(&init_user_ns, value, size);
-       } else if (size == -ERANGE || size == -ENODATA || size == 0) {
+       } else if (size == -ENODATA || size == 0) {
                acl = NULL;
        } else {
                acl = ERR_PTR(-EIO);
-- 
2.17.1

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