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misc: ibmasm: Return error on error path

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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 <vasilyev@ispras.ru>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Anton Vasilyev
2017-08-01 16:25:59 +03:00
committed by Jiri Kosina
parent df47b246ed
commit f403f85f53
2 changed files with 5 additions and 3 deletions
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2
drivers/misc/ibmasm/event.c
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@@ -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;