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authorJohan Hovold <johan@hovoldconsulting.com>2016-01-08 20:13:41 +0100
committerGreg Kroah-Hartman <gregkh@google.com>2016-01-09 00:41:46 -0800
commitb77f9328f2d629220389d44febf7ab6b48848050 (patch)
tree0e0e5d6a5af9c46fa6cd541dae7755cbdd79b240 /drivers/staging/greybus/core.c
parent3c48d1b8a5a9571c9107fc7f2b5aea31d458fd18 (diff)
greybus: core: fix greybus device matching
The bus code should only match bundle devices for now, and must not assume all greybus devices are bundles. Signed-off-by: Johan Hovold <johan@hovoldconsulting.com> Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Diffstat (limited to 'drivers/staging/greybus/core.c')
-rw-r--r--drivers/staging/greybus/core.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/staging/greybus/core.c b/drivers/staging/greybus/core.c
index c56c0c4a44f5..6b31155d4a9c 100644
--- a/drivers/staging/greybus/core.c
+++ b/drivers/staging/greybus/core.c
@@ -65,9 +65,14 @@ greybus_match_id(struct gb_bundle *bundle, const struct greybus_bundle_id *id)
static int greybus_module_match(struct device *dev, struct device_driver *drv)
{
struct greybus_driver *driver = to_greybus_driver(drv);
- struct gb_bundle *bundle = to_gb_bundle(dev);
+ struct gb_bundle *bundle;
const struct greybus_bundle_id *id;
+ if (!is_gb_bundle(dev))
+ return 0;
+
+ bundle = to_gb_bundle(dev);
+
id = greybus_match_id(bundle, driver->id_table);
if (id)
return 1;