[PATCH] misc: Return error on error path

[Anton Vasilyev]

If ibmasm_event_buffer_init() or ibmasm_heartbeat_init() fails,
then ibmasm_init_one() release all resources and return 0 on error path.

The patch adds corresponding error for fails.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Anton Vasilyev <vasil...@ispras.ru>
---
 drivers/misc/ibmasm/module.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/misc/ibmasm/module.c b/drivers/misc/ibmasm/module.c
index c5a456b..ba76405 100644
--- a/drivers/misc/ibmasm/module.c
+++ b/drivers/misc/ibmasm/module.c
@@ -96,11 +96,13 @@ static int ibmasm_init_one(struct pci_dev *pdev, const 
struct pci_device_id *id)
 
        if (ibmasm_event_buffer_init(sp)) {
                dev_err(sp->dev, "Failed to allocate event buffer\n");
+               result = -ENOMEM;
                goto error_eventbuffer;
        }
 
        if (ibmasm_heartbeat_init(sp)) {
                dev_err(sp->dev, "Failed to allocate heartbeat command\n");
+               result = -ENOMEM;
                goto error_heartbeat;
        }
 
-- 
2.7.4