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[PATCH 1/2] drm: tegra: dc: Handle return value of kasprintf

From Arvind Yadav <arvind.yadav.cs@gmail.com>
Newsgroups linux.kernel
Subject [PATCH 1/2] drm: tegra: dc: Handle return value of kasprintf
Date 2017-09-20 09:30 +0200
Message-ID <urHCi-8iH-23@gated-at.bofh.it> (permalink)
References <urHCi-8iH-19@gated-at.bofh.it>
Organization linux.* mail to news gateway

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kasprintf() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
 drivers/gpu/drm/tegra/dc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index 4df3911..f3214a1 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -1695,6 +1695,8 @@ static int tegra_dc_debugfs_init(struct tegra_dc *dc, struct drm_minor *minor)
 	int err;
 
 	name = kasprintf(GFP_KERNEL, "dc.%d", dc->pipe);
+	if (!name)
+		return -ENOMEM;
 	dc->debugfs = debugfs_create_dir(name, minor->debugfs_root);
 	kfree(name);
 
-- 
1.9.1

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Thread

[PATCH 0/2] Handle / Release memory obtained by kasprintf Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-09-20 09:30 +0200
  [PATCH 1/2] drm: tegra: dc: Handle return value of kasprintf Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-09-20 09:30 +0200
    Re: [PATCH 1/2] drm: tegra: dc: Handle return value of kasprintf Ville Syrjälä <ville.syrjala@linux.intel.com> - 2017-09-21 13:30 +0200
  [PATCH 2/2] drm: Release memory obtained by kasprintf Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-09-20 09:30 +0200
    Re: [PATCH 2/2] drm: Release memory obtained by kasprintf Ville Syrjälä <ville.syrjala@linux.intel.com> - 2017-09-21 13:30 +0200

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