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gpu: nvgpu: add checks for kzalloc() allocations

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Check kzalloc() allocations for failures and return
an error if an allocation fails.

Bug 2279948

Change-Id: I8a2c3b84904da897ad6118900c11489c8656c20f
Signed-off-by: Nitin Kumbhar <nkumbhar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2020123
(cherry picked from commit fadd0014da)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2298066
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Nitin Kumbhar
2019-02-15 15:16:17 +05:30
committed by mobile promotions
parent ea14973b14
commit aaecfae53f
3 changed files with 8 additions and 2 deletions
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4
drivers/gpu/nvgpu/os/linux/scale.c
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@@ -1,7 +1,7 @@
/*
* gk20a clock scaling profile
*
* Copyright (c) 2013-2018, NVIDIA Corporation. All rights reserved.
* Copyright (c) 2013-2020, NVIDIA Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -339,6 +339,8 @@ void gk20a_scale_init(struct device *dev)
return;
profile = nvgpu_kzalloc(g, sizeof(*profile));
if (!profile)
return;
profile->dev = dev;
profile->dev_stat.busy = false;