Commit f403f85f authored by Anton Vasilyev's avatar Anton Vasilyev Committed by Jiri Kosina

misc: ibmasm: Return error on error path

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: default avatarAnton Vasilyev <vasilyev@ispras.ru>
Reviewed-by: default avatarAndy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent df47b246
......@@ -155,7 +155,7 @@ int ibmasm_event_buffer_init(struct service_processor *sp)
buffer = kmalloc(sizeof(struct event_buffer), GFP_KERNEL);
if (!buffer)
return 1;
return -ENOMEM;
buffer->next_index = 0;
buffer->next_serial_number = 1;
......
......@@ -94,12 +94,14 @@ static int ibmasm_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
snprintf(sp->dirname, IBMASM_NAME_SIZE, "%d", sp->number);
snprintf(sp->devname, IBMASM_NAME_SIZE, "%s%d", DRIVER_NAME, sp->number);
if (ibmasm_event_buffer_init(sp)) {
result = ibmasm_event_buffer_init(sp);
if (result) {
dev_err(sp->dev, "Failed to allocate event buffer\n");
goto error_eventbuffer;
}
if (ibmasm_heartbeat_init(sp)) {
result = ibmasm_heartbeat_init(sp);
if (result) {
dev_err(sp->dev, "Failed to allocate heartbeat command\n");
goto error_heartbeat;
}
......
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