erofs: remove ENOATTR definition

ENOATTR is not defined in Linux; use ENODATA instead.

Signed-off-by: Gao Xiang <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: hsiangkao

fs/erofs/xattr.c

@@ -72,7 +72,7 @@ static int erofs_init_inode_xattrs(struct inode *inode)
 			ret = -EFSCORRUPTED;
 			goto out_unlock;	/* xattr ondisk layout error */
 		}
-		ret = -ENOATTR;
+		ret = -ENODATA;
 		goto out_unlock;
 	}
 
@@ -266,20 +266,20 @@ static int erofs_getxattr_foreach(struct erofs_xattr_iter *it)
 			(entry.e_name_index & EROFS_XATTR_LONG_PREFIX_MASK);
 
 		if (pf >= sbi->xattr_prefixes + sbi->xattr_prefix_count)
-			return -ENOATTR;
+			return -ENODATA;
 
 		if (it->index != pf->prefix->base_index ||
 		    it->name.len != entry.e_name_len + pf->infix_len)
-			return -ENOATTR;
+			return -ENODATA;
 
 		if (memcmp(it->name.name, pf->prefix->infix, pf->infix_len))
-			return -ENOATTR;
+			return -ENODATA;
 
 		it->infix_len = pf->infix_len;
 	} else {
 		if (it->index != entry.e_name_index ||
 		    it->name.len != entry.e_name_len)
-			return -ENOATTR;
+			return -ENODATA;
 
 		it->infix_len = 0;
 	}
@@ -295,7 +295,7 @@ static int erofs_getxattr_foreach(struct erofs_xattr_iter *it)
 				entry.e_name_len - processed);
 		if (memcmp(it->name.name + it->infix_len + processed,
 			   it->kaddr, slice))
-			return -ENOATTR;
+			return -ENODATA;
 		it->pos += slice;
 	}
 
@@ -323,7 +323,7 @@ static int erofs_xattr_iter_inline(struct erofs_xattr_iter *it,
 			  sizeof(u32) * vi->xattr_shared_count;
 	if (xattr_header_sz >= vi->xattr_isize) {
 		DBG_BUGON(xattr_header_sz > vi->xattr_isize);
-		return -ENOATTR;
+		return -ENODATA;
 	}
 
 	remaining = vi->xattr_isize - xattr_header_sz;
@@ -347,7 +347,7 @@ static int erofs_xattr_iter_inline(struct erofs_xattr_iter *it,
 			ret = erofs_getxattr_foreach(it);
 		else
 			ret = erofs_listxattr_foreach(it);
-		if ((getxattr && ret != -ENOATTR) || (!getxattr && ret))
+		if ((getxattr && ret != -ENODATA) || (!getxattr && ret))
 			break;
 
 		it->pos = next_pos;
@@ -362,7 +362,7 @@ static int erofs_xattr_iter_shared(struct erofs_xattr_iter *it,
 	struct super_block *const sb = it->sb;
 	struct erofs_sb_info *sbi = EROFS_SB(sb);
 	unsigned int i;
-	int ret = -ENOATTR;
+	int ret = -ENODATA;
 
 	for (i = 0; i < vi->xattr_shared_count; ++i) {
 		it->pos = erofs_pos(sb, sbi->xattr_blkaddr) +
@@ -375,7 +375,7 @@ static int erofs_xattr_iter_shared(struct erofs_xattr_iter *it,
 			ret = erofs_getxattr_foreach(it);
 		else
 			ret = erofs_listxattr_foreach(it);
-		if ((getxattr && ret != -ENOATTR) || (!getxattr && ret))
+		if ((getxattr && ret != -ENODATA) || (!getxattr && ret))
 			break;
 	}
 	return ret;
@@ -403,7 +403,7 @@ int erofs_getxattr(struct inode *inode, int index, const char *name,
 				EROFS_XATTR_FILTER_SEED + index);
 		hashbit &= EROFS_XATTR_FILTER_BITS - 1;
 		if (vi->xattr_name_filter & (1U << hashbit))
-			return -ENOATTR;
+			return -ENODATA;
 	}
 
 	it.index = index;
@@ -419,7 +419,7 @@ int erofs_getxattr(struct inode *inode, int index, const char *name,
 	it.buffer_ofs = 0;
 
 	ret = erofs_xattr_iter_inline(&it, inode, true);
-	if (ret == -ENOATTR)
+	if (ret == -ENODATA)
 		ret = erofs_xattr_iter_shared(&it, inode, true);
 	erofs_put_metabuf(&it.buf);
 	return ret ? ret : it.buffer_ofs;
@@ -432,7 +432,7 @@ ssize_t erofs_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size)
 	struct inode *inode = d_inode(dentry);
 
 	ret = erofs_init_inode_xattrs(inode);
-	if (ret == -ENOATTR)
+	if (ret == -ENODATA)
 		return 0;
 	if (ret)
 		return ret;
@@ -446,9 +446,9 @@ ssize_t erofs_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size)
 	it.buffer_ofs = 0;
 
 	ret = erofs_xattr_iter_inline(&it, inode, false);
-	if (!ret || ret == -ENOATTR)
+	if (!ret || ret == -ENODATA)
 		ret = erofs_xattr_iter_shared(&it, inode, false);
-	if (ret == -ENOATTR)
+	if (ret == -ENODATA)
 		ret = 0;
 	erofs_put_metabuf(&it.buf);
 	return ret ? ret : it.buffer_ofs;
@@ -539,7 +539,7 @@ struct posix_acl *erofs_get_acl(struct inode *inode, int type, bool rcu)
 		rc = erofs_getxattr(inode, prefix, "", value, rc);
 	}
 
-	if (rc == -ENOATTR)
+	if (rc == -ENODATA)
 		acl = NULL;
 	else if (rc < 0)
 		acl = ERR_PTR(rc);

fs/erofs/xattr.h

@@ -10,9 +10,6 @@
 #include <linux/posix_acl_xattr.h>
 #include <linux/xattr.h>
 
-/* Attribute not found */
-#define ENOATTR         ENODATA
-
 #ifdef CONFIG_EROFS_FS_XATTR
 extern const struct xattr_handler erofs_xattr_user_handler;
 extern const struct xattr_handler erofs_xattr_trusted_handler;