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power: reset: hisi-reboot: Unmap region obtained by of_iomap

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Free memory mapping, if probe is not successful.

Fixes: 4a9b37371822 ("power: reset: move hisilicon reboot code")
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
This commit is contained in:
Arvind Yadav 2016-08-12 20:49:18 +05:30 committed by Sebastian Reichel
parent 7a4947cf6f
commit bae170efd6
1 changed files with 4 additions and 1 deletions
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5
drivers/power/reset/hisi-reboot.c
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@ -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;
}