The function takes pool name as argument. However, it is not acceptable for it to be NULL. Hence, we should check it and report error in case it is. --- src/datatypes.c | 1 + 1 file changed, 1 insertion(+) diff --git a/src/datatypes.c b/src/datatypes.c index f815b6c..884eb3e 100644 --- a/src/datatypes.c +++ b/src/datatypes.c @@ -520,6 +520,7 @@ virGetStorageVol(virConnectPtr conn, const char *pool, const char *name, virLibConnError(VIR_ERR_INVALID_CONN, "%s", _("no connection")); return NULL; } + virCheckNonNullArgReturn(pool, NULL); virCheckNonNullArgReturn(name, NULL); virCheckNonNullArgReturn(key, NULL); -- 1.8.2.1