aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/hid/hid-core.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/hid/hid-core.c')
-rw-r--r--drivers/hid/hid-core.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 5bec9244c45b..43d488a45120 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -172,6 +172,8 @@ static int open_collection(struct hid_parser *parser, unsigned type)
collection->type = type;
collection->usage = usage;
collection->level = parser->collection_stack_ptr - 1;
+ collection->parent = parser->active_collection;
+ parser->active_collection = collection;
if (type == HID_COLLECTION_APPLICATION)
parser->device->maxapplication++;
@@ -190,6 +192,8 @@ static int close_collection(struct hid_parser *parser)
return -EINVAL;
}
parser->collection_stack_ptr--;
+ if (parser->active_collection)
+ parser->active_collection = parser->active_collection->parent;
return 0;
}