From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arvind Yadav Subject: [v.1] power:reset:hisi-reboot :- Unmap a region obtained by remap. Date: Fri, 12 Aug 2016 20:49:18 +0530 Message-ID: <1471015158-6132-1-git-send-email-arvind.yadav.cs@gmail.com> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: sre@kernel.org, dbaryshkov@gmail.com, dwmw2@infradead.org Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Arvind Yadav List-Id: linux-pm@vger.kernel.org iounmap frees the mapping when failed to find reboot-offset property and cannot register restart handler. Signed-off-by: Arvind Yadav --- 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