[v.1] power:reset:hisi-reboot :- Unmap a region obtained by remap.
From: Arvind Yadav <hidden>
Date: 2016-08-12 15:19:37
Also in:
lkml
Subsystem:
system reset/shutdown drivers, the rest · Maintainers:
Sebastian Reichel, Linus Torvalds
iounmap frees the mapping when failed to find reboot-offset property and cannot register restart handler. Signed-off-by: Arvind Yadav <redacted> --- drivers/power/reset/hisi-reboot.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/power/reset/hisi-reboot.c b/drivers/power/reset/hisi-reboot.c
index 9ab7f56..f69387e 100644
--- a/drivers/power/reset/hisi-reboot.c
+++ b/drivers/power/reset/hisi-reboot.c@@ -53,13 +53,16 @@ static int hisi_reboot_probe(struct platform_device *pdev) if (of_property_read_u32(np, "reboot-offset", &reboot_offset) < 0) { pr_err("failed to find reboot-offset property\n"); + iounmap(base); return -EINVAL; } err = register_restart_handler(&hisi_restart_nb); - if (err) + if (err) { dev_err(&pdev->dev, "cannot register restart handler (err=%d)\n", err); + iounmap(base); + } return err; }
--
2.7.4