These match the ones for e.g. XATTR_TRUSTED_PREFIX_LEN.
Signed-off-by: Alexander Larsson <alexl@xxxxxxxxxx>
---
fs/overlayfs/inode.c | 4 ++--
fs/overlayfs/overlayfs.h | 2 ++
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index b395cd84bfce..2dccf3f7fcbe 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -345,10 +345,10 @@ bool ovl_is_private_xattr(struct super_block *sb, const char *name)
if (ofs->config.userxattr)
return strncmp(name, OVL_XATTR_USER_PREFIX,
- sizeof(OVL_XATTR_USER_PREFIX) - 1) == 0;
+ OVL_XATTR_USER_PREFIX_LEN) == 0;
else
return strncmp(name, OVL_XATTR_TRUSTED_PREFIX,
- sizeof(OVL_XATTR_TRUSTED_PREFIX) - 1) == 0;
+ OVL_XATTR_TRUSTED_PREFIX_LEN) == 0;
}
int ovl_xattr_set(struct dentry *dentry, struct inode *inode, const char *name,
diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h
index 72f57d919aa9..33f88b524627 100644
--- a/fs/overlayfs/overlayfs.h
+++ b/fs/overlayfs/overlayfs.h
@@ -28,7 +28,9 @@ enum ovl_path_type {
#define OVL_XATTR_NAMESPACE "overlay."
#define OVL_XATTR_TRUSTED_PREFIX XATTR_TRUSTED_PREFIX OVL_XATTR_NAMESPACE
+#define OVL_XATTR_TRUSTED_PREFIX_LEN (sizeof(OVL_XATTR_TRUSTED_PREFIX) - 1)
#define OVL_XATTR_USER_PREFIX XATTR_USER_PREFIX OVL_XATTR_NAMESPACE
+#define OVL_XATTR_USER_PREFIX_LEN (sizeof(OVL_XATTR_USER_PREFIX) - 1)
enum ovl_xattr {
OVL_XATTR_OPAQUE,
--
2.41.0
