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path: root/xorg-server/config/hal.c
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Diffstat (limited to 'xorg-server/config/hal.c')
-rw-r--r--xorg-server/config/hal.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/xorg-server/config/hal.c b/xorg-server/config/hal.c
index 94cb6e7cd..ea574ca52 100644
--- a/xorg-server/config/hal.c
+++ b/xorg-server/config/hal.c
@@ -185,8 +185,7 @@ device_added(LibHalContext * hal_ctx, const char *udi)
parent = get_prop_string(hal_ctx, udi, "info.parent");
if (parent) {
int usb_vendor, usb_product;
-
- attrs.pnp_id = get_prop_string(hal_ctx, parent, "pnp.id");
+ char *old_parent;
/* construct USB ID in lowercase - "0000:ffff" */
usb_vendor = libhal_device_get_property_int(hal_ctx, parent,
@@ -204,7 +203,18 @@ device_added(LibHalContext * hal_ctx, const char *udi)
== -1)
attrs.usb_id = NULL;
- free(parent);
+ attrs.pnp_id = get_prop_string(hal_ctx, parent, "pnp.id");
+ old_parent = parent;
+
+ while (!attrs.pnp_id &&
+ (parent = get_prop_string(hal_ctx, parent, "info.parent"))) {
+ attrs.pnp_id = get_prop_string(hal_ctx, parent, "pnp.id");
+
+ free(old_parent);
+ old_parent = parent;
+ }
+
+ free(old_parent);
}
input_options = input_option_new(NULL, "_source", "server/hal");