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authorLinus Torvalds <torvalds@linux-foundation.org>2022-12-12 19:20:05 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2022-12-12 19:20:05 -0800
commite1212e9b6f06016c62b1ee6fe7772293b90e695a (patch)
tree04dbb618624e756e88f6931f07e5f94c4ba96a88 /fs/overlayfs
parentcf619f891971bfac659ac64968f8c35db605c884 (diff)
parenteb7718cdb73c6b0c93002f8f73f4dd4701f8d2bb (diff)
Merge tag 'fs.vfsuid.conversion.v6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping
Pull vfsuid updates from Christian Brauner: "Last cycle we introduced the vfs{g,u}id_t types and associated helpers to gain type safety when dealing with idmapped mounts. That initial work already converted a lot of places over but there were still some left, This converts all remaining places that still make use of non-type safe idmapping helpers to rely on the new type safe vfs{g,u}id based helpers. Afterwards it removes all the old non-type safe helpers" * tag 'fs.vfsuid.conversion.v6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping: fs: remove unused idmapping helpers ovl: port to vfs{g,u}id_t and associated helpers fuse: port to vfs{g,u}id_t and associated helpers ima: use type safe idmapping helpers apparmor: use type safe idmapping helpers caps: use type safe idmapping helpers fs: use type safe idmapping helpers mnt_idmapping: add missing helpers
Diffstat (limited to 'fs/overlayfs')
-rw-r--r--fs/overlayfs/util.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/overlayfs/util.c b/fs/overlayfs/util.c
index 81a57a8d80d9..c0c20d33691b 100644
--- a/fs/overlayfs/util.c
+++ b/fs/overlayfs/util.c
@@ -1104,13 +1104,18 @@ void ovl_copyattr(struct inode *inode)
struct path realpath;
struct inode *realinode;
struct user_namespace *real_mnt_userns;
+ vfsuid_t vfsuid;
+ vfsgid_t vfsgid;
ovl_i_path_real(inode, &realpath);
realinode = d_inode(realpath.dentry);
real_mnt_userns = mnt_user_ns(realpath.mnt);
- inode->i_uid = i_uid_into_mnt(real_mnt_userns, realinode);
- inode->i_gid = i_gid_into_mnt(real_mnt_userns, realinode);
+ vfsuid = i_uid_into_vfsuid(real_mnt_userns, realinode);
+ vfsgid = i_gid_into_vfsgid(real_mnt_userns, realinode);
+
+ inode->i_uid = vfsuid_into_kuid(vfsuid);
+ inode->i_gid = vfsgid_into_kgid(vfsgid);
inode->i_mode = realinode->i_mode;
inode->i_atime = realinode->i_atime;
inode->i_mtime = realinode->i_mtime;