diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index e87aa21c30de..06a9fae202a7 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -791,8 +791,10 @@ static int listxattr_filler(struct dir_context *ctx, const char *name,
 			return 0;
 		size = namelen + 1;
 		if (b->buf) {
-			if (size > b->size)
+			if (b->pos + size > b->size) {
+				b->pos = -ERANGE;
 				return -ERANGE;
+			}
 			memcpy(b->buf + b->pos, name, namelen);
 			b->buf[b->pos + namelen] = 0;
 		}