erofs-utils: lib: always fix up xattr_isize even w/o xattrs

Don't assume xattr_isize is 0 before since it's not true for the
upcoming rebuild mode.

Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230909163240.42057-6-hsiangkao@linux.alibaba.com

diff --git a/lib/xattr.c b/lib/xattr.c
index 671ae05164c37169733f1d0e8d548d48934546f1..d7557608417e965a7b66842e1264b4e47d5964ed 100644 (file)
--- a/lib/xattr.c
+++ b/lib/xattr.c
@@ -564,8 +564,10 @@ int erofs_prepare_xattr_ibody(struct erofs_inode *inode)
        struct inode_xattr_node *node;
        struct list_head *ixattrs = &inode->i_xattrs;
 
-       if (list_empty(ixattrs))
+       if (list_empty(ixattrs)) {
+               inode->xattr_isize = 0;
                return 0;
+       }
 
        /* get xattr ibody size */
        ret = sizeof(struct erofs_xattr_ibody_header);