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gpu: nvgpu: assert that priv is non-NULL in gk20a_alloc_comptags

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priv data is available when gk20a_alloc_comptags is called hence add
assert for it.

CID 274852
Bug 3512546

Change-Id: I9d907153c359900071f0f89b84d2ee15141dd874
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2707492
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Sagar Kamble
2022-05-05 08:18:47 +05:30
committed by mobile promotions
parent 75c9a2eb94
commit c1202d7283
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/nvgpu/os/linux/comptags.c
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@@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2017-2021, NVIDIA CORPORATION. All rights reserved. * Copyright (c) 2017-2022, NVIDIA CORPORATION. All rights reserved.
* *
* This program is free software; you can redistribute it and/or modify it * This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License, * under the terms and conditions of the GNU General Public License,
@@ -72,9 +72,10 @@ int gk20a_alloc_comptags(struct gk20a *g, struct nvgpu_os_buffer *buf,
lines = 0; lines = 0;
} }
/* Note that privdata is not validated here as it is available here. */
priv = gk20a_dma_buf_get_drvdata(buf->dmabuf, buf->dev); priv = gk20a_dma_buf_get_drvdata(buf->dmabuf, buf->dev);
nvgpu_assert(priv != NULL);
/* store the allocator so we can use it when we free the ctags */ /* store the allocator so we can use it when we free the ctags */
priv->comptag_allocator = allocator; priv->comptag_allocator = allocator;