lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Tue, 29 Sep 2020 13:00:42 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Dinghao Liu <dinghao.liu@....edu.cn>, Miquel Raynal <miquel.raynal@...tlin.com>, Sasha Levin <sashal@...nel.org> Subject: [PATCH 4.14 130/166] mtd: rawnand: omap_elm: Fix runtime PM imbalance on error From: Dinghao Liu <dinghao.liu@....edu.cn> [ Upstream commit 37f7212148cf1d796135cdf8d0c7fee13067674b ] pm_runtime_get_sync() increments the runtime PM usage counter even when it returns an error code. Thus a pairing decrement is needed on the error handling path to keep the counter balanced. Signed-off-by: Dinghao Liu <dinghao.liu@....edu.cn> Signed-off-by: Miquel Raynal <miquel.raynal@...tlin.com> Link: https://lore.kernel.org/linux-mtd/20200522104008.28340-1-dinghao.liu@zju.edu.cn Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/mtd/nand/omap_elm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mtd/nand/omap_elm.c b/drivers/mtd/nand/omap_elm.c index a3f32f939cc17..6736777a41567 100644 --- a/drivers/mtd/nand/omap_elm.c +++ b/drivers/mtd/nand/omap_elm.c @@ -421,6 +421,7 @@ static int elm_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); if (pm_runtime_get_sync(&pdev->dev) < 0) { ret = -EINVAL; + pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); dev_err(&pdev->dev, "can't enable clock\n"); return ret; -- 2.25.1
Powered by blists - more mailing lists