Remove comment and manually set zerrata

Signed-off-by: Shawn Webb <shawn.webb@hardenedbsd.org>

src/liblattzfs.c

@@ -47,7 +47,6 @@ lattzfs_ctx_new(const char *pool, uint64_t flags)
 	lattzfs_ctx_t *ctx;
 
 	if (pool == NULL) {
-		/* No flags are supported, yet */
 		return (NULL);
 	}
 
@@ -118,6 +117,7 @@ lattzfs_zpool_get_status(lattzfs_ctx_t *ctx, lattzfs_zpool_status_t *status,
 	}
 
 	msgid = NULL;
+	zerrata = 0;
 	zstatus = zpool_get_status(ctx->lc_pool_handle, &msgid, &zerrata);
 
 	*errata = (lattzfs_zpool_errata_t)zerrata;