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From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
To: Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>,
	Jonathan Marek <jonathan@marek.ca>
Cc: Stephen Boyd <sboyd@kernel.org>, David Airlie <airlied@linux.ie>,
	Daniel Vetter <daniel@ffwll.ch>,
	linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
	freedreno@lists.freedesktop.org,
	kernel test robot <lkp@intel.com>
Subject: [PATCH] drm/msm/dsi: dsi_phy_28nm_8960: fix uninitialized variable access
Date: Sat, 10 Apr 2021 04:19:01 +0300
Message-ID: <20210410011901.1735866-1-dmitry.baryshkov@linaro.org> (raw)

The parent_name initialization was lost in refactoring, restore it now.

Fixes: 5d13459650b3 ("drm/msm/dsi: push provided clocks handling into a generic code")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c
index 582b1428f971..86e40a0d41a3 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c
@@ -405,6 +405,10 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov
 	if (!vco_name)
 		return -ENOMEM;
 
+	parent_name = devm_kzalloc(dev, 32, GFP_KERNEL);
+	if (!parent_name)
+		return -ENOMEM;
+
 	clk_name = devm_kzalloc(dev, 32, GFP_KERNEL);
 	if (!clk_name)
 		return -ENOMEM;
-- 
2.30.2


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Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-10  1:19 Dmitry Baryshkov [this message]
2021-04-19 23:33 ` abhinavk

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