__setattr_copy() was copied from setattr_copy() in fs/attr.c, there is
two missing patches doesn't cover this inner function, fix it.

Commit 7fa294c8991c ("userns: Allow chown and setgid preservation")
Commit 23adbe12ef7d ("fs,userns: Change inode_capable to 
capable_wrt_inode_uidgid")

Cc: sta...@vger.kernel.org
Signed-off-by: Chao Yu <yuch...@huawei.com>
---
 fs/f2fs/file.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 16ea10f2bcf5..5bcaa68f74ad 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -848,7 +848,8 @@ static void __setattr_copy(struct inode *inode, const 
struct iattr *attr)
        if (ia_valid & ATTR_MODE) {
                umode_t mode = attr->ia_mode;
 
-               if (!in_group_p(inode->i_gid) && !capable(CAP_FSETID))
+               if (!in_group_p(inode->i_gid) &&
+                       !capable_wrt_inode_uidgid(inode, CAP_FSETID))
                        mode &= ~S_ISGID;
                set_acl_inode(inode, mode);
        }
-- 
2.29.2

Reply via email to