linux-kernel - [PATCH v7 22/37] soc/tegra: fuse: Clear fuse->clk on driver probe failure

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Message-Id: <20210701232728.23591-23-digetx@gmail.com>
Date:   Fri,  2 Jul 2021 02:27:13 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Viresh Kumar <vireshk@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Peter De Schrijver <pdeschrijver@...dia.com>
Cc:     linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-pm@...r.kernel.org
Subject: [PATCH v7 22/37] soc/tegra: fuse: Clear fuse->clk on driver probe failure

The fuse->clk must be cleared if FUSE driver fails to probe, otherwise
tegra_fuse_readl() will crash.

Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 drivers/soc/tegra/fuse/fuse-tegra.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c b/drivers/soc/tegra/fuse/fuse-tegra.c
index 3d9da3d359da..2434c570b53c 100644
--- a/drivers/soc/tegra/fuse/fuse-tegra.c
+++ b/drivers/soc/tegra/fuse/fuse-tegra.c
@@ -246,6 +246,7 @@ static int tegra_fuse_probe(struct platform_device *pdev)
 	return 0;
 
 restore:
+	fuse->clk = NULL;
 	fuse->base = base;
 	return err;
 }
-- 
2.30.2