[PATCH] fs: apply umask if POSIX ACL support is disabled

Max Kellermann
2023-09-19T08:19:25Z

Signed-off-by: Max Kellermann <max.kellermann@ionos.com>
---
fs/ceph/super.h | 1 +
fs/ext2/acl.h | 1 +
fs/jfs/jfs_acl.h | 1 +
include/linux/posix_acl.h | 1 +
4 files changed, 4 insertions(+)

diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 51c7f2b14f6f..e7e2f264acf4 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -1194,6 +1194,7 @@ static inline void ceph_forget_all_cached_acls(struct inode *inode)
static inline int ceph_pre_init_acls(struct inode *dir, umode_t *mode,
struct ceph_acl_sec_ctx *as_ctx)
{
+ *mode &= ~current_umask();
return 0;
}
static inline void ceph_init_inode_acls(struct inode *inode,
diff --git a/fs/ext2/acl.h b/fs/ext2/acl.h
index 4a8443a2b8ec..694af789c614 100644
--- a/fs/ext2/acl.h
+++ b/fs/ext2/acl.h
@@ -67,6 +67,7 @@ extern int ext2_init_acl (struct inode *, struct inode *);

static inline int ext2_init_acl (struct inode *inode, struct inode *dir)
{
+ inode->i_mode &= ~current_umask();
return 0;
}
#endif
diff --git a/fs/jfs/jfs_acl.h b/fs/jfs/jfs_acl.h
index f892e54d0fcd..10791e97a46f 100644
--- a/fs/jfs/jfs_acl.h
+++ b/fs/jfs/jfs_acl.h
@@ -17,6 +17,7 @@ int jfs_init_acl(tid_t, struct inode *, struct inode *);
static inline int jfs_init_acl(tid_t tid, struct inode *inode,
struct inode *dir)
{
+ inode->i_mode &= ~current_umask();
return 0;
}

diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h
index 0e65b3d634d9..54bc9b1061ca 100644
--- a/include/linux/posix_acl.h
+++ b/include/linux/posix_acl.h
@@ -128,6 +128,7 @@ static inline void cache_no_acl(struct inode *inode)
static inline int posix_acl_create(struct inode *inode, umode_t *mode,
struct posix_acl **default_acl, struct posix_acl **acl)
{
+ *mode &= ~current_umask();
*default_acl = *acl = NULL;
return 0;
}
--
2.39.2