There is no code to handle an error return in visornic, when it tries to
register with visorbus. This patch handles an error return from
visorbus_register_visor_driver() by dropping out of initialization.
Signed-off-by: Benjamin Romer <benjamin.romer@xxxxxxxxxx>
---
drivers/staging/unisys/visornic/visornic_main.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/unisys/visornic/visornic_main.c b/drivers/staging/unisys/visornic/visornic_main.c
index 7b08a89..9d3c1e2 100644
--- a/drivers/staging/unisys/visornic/visornic_main.c
+++ b/drivers/staging/unisys/visornic/visornic_main.c
@@ -2131,8 +2131,9 @@ static int visornic_init(void)
if (!dev_num_pool)
goto cleanup_workqueue;
- visorbus_register_visor_driver(&visornic_driver);
- return 0;
+ err = visorbus_register_visor_driver(&visornic_driver);
+ if (!err)
+ return 0;
cleanup_workqueue:
if (visornic_timeout_reset_workqueue) {
--
2.1.4
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