[PATCH] parport: use release_mem_region instead of release_resource

From: Anton Vasilyev
Date: Thu Aug 10 2017 - 11:01:01 EST


Use api pair of request_mem_region and release_mem_region
instead of release_resource.

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

Signed-off-by: Anton Vasilyev <vasilyev@xxxxxxxxx>
---
drivers/parport/parport_ax88796.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/parport/parport_ax88796.c b/drivers/parport/parport_ax88796.c
index 8f8c9f3..2fc91ed 100644
--- a/drivers/parport/parport_ax88796.c
+++ b/drivers/parport/parport_ax88796.c
@@ -358,8 +358,7 @@ static int parport_ax88796_probe(struct platform_device *pdev)
exit_unmap:
iounmap(dd->base);
exit_res:
- release_resource(dd->io);
- kfree(dd->io);
+ release_mem_region(dd->io->start, size);
exit_mem:
kfree(dd);
return ret;
@@ -373,8 +372,7 @@ static int parport_ax88796_remove(struct platform_device *pdev)
free_irq(p->irq, p);
parport_remove_port(p);
iounmap(dd->base);
- release_resource(dd->io);
- kfree(dd->io);
+ release_mem_region(dd->io->start, resource_size(dd->io));
kfree(dd);

return 0;
--
2.7.4