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-rw-r--r--drivers/thunderbolt/xdomain.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/thunderbolt/xdomain.c b/drivers/thunderbolt/xdomain.c
index e27dd8beb94b..e0642dcb8b9b 100644
--- a/drivers/thunderbolt/xdomain.c
+++ b/drivers/thunderbolt/xdomain.c
@@ -740,6 +740,7 @@ static void enumerate_services(struct tb_xdomain *xd)
struct tb_service *svc;
struct tb_property *p;
struct device *dev;
+ int id;
/*
* First remove all services that are not available anymore in
@@ -768,7 +769,12 @@ static void enumerate_services(struct tb_xdomain *xd)
break;
}
- svc->id = ida_simple_get(&xd->service_ids, 0, 0, GFP_KERNEL);
+ id = ida_simple_get(&xd->service_ids, 0, 0, GFP_KERNEL);
+ if (id < 0) {
+ kfree(svc);
+ break;
+ }
+ svc->id = id;
svc->dev.bus = &tb_bus_type;
svc->dev.type = &tb_service_type;
svc->dev.parent = &xd->dev;