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git://nv-tegra.nvidia.com/linux-nvgpu.git
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61cb249f09
When we allocate boardobj object, we assign the allocated address to *ppboardobj. The check for result of allocation checks looks at address in ppboardobj. Fix the check so that it actually checks results of kzalloc(). Change-Id: I90fda36afd1627efcf2fdea46bcd7ad1a7e3bb51 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1275738 GVS: Gerrit_Virtual_Submit Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
81 lines
2.0 KiB
C
81 lines
2.0 KiB
C
/*
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* Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#include "gk20a/gk20a.h"
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#include <linux/firmware.h>
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#include <linux/module.h>
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#include <linux/uaccess.h>
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#include "boardobj.h"
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#include "ctrl/ctrlboardobj.h"
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#include "pmuif/gpmuifboardobj.h"
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u32 boardobj_construct_super(struct gk20a *g, struct boardobj **ppboardobj,
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u16 size, void *args)
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{
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struct boardobj *pboardobj = NULL;
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struct boardobj *devtmp = (struct boardobj *)args;
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gk20a_dbg_info(" ");
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if (devtmp == NULL)
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return -EINVAL;
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if (*ppboardobj == NULL) {
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*ppboardobj = kzalloc(size, GFP_KERNEL);
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if (*ppboardobj == NULL)
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return -ENOMEM;
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}
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pboardobj = *ppboardobj;
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pboardobj->type = devtmp->type;
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pboardobj->idx = CTRL_BOARDOBJ_IDX_INVALID;
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pboardobj->type_mask = BIT(pboardobj->type) | devtmp->type_mask;
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pboardobj->implements = boardobj_implements_super;
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pboardobj->destruct = boardobj_destruct_super;
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pboardobj->pmudatainit = boardobj_pmudatainit_super;
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return 0;
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}
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u32 boardobj_destruct_super(struct boardobj *pboardobj)
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{
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gk20a_dbg_info("");
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if (pboardobj == NULL)
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return -EINVAL;
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kfree(pboardobj);
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return 0;
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}
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bool boardobj_implements_super(struct gk20a *g, struct boardobj *pboardobj,
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u8 type)
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{
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gk20a_dbg_info("");
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return (0 != (pboardobj->type_mask & BIT(type)));
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}
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u32 boardobj_pmudatainit_super(struct gk20a *g, struct boardobj *pboardobj,
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struct nv_pmu_boardobj *pmudata)
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{
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gk20a_dbg_info("");
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if (pboardobj == NULL)
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return -EINVAL;
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if (pmudata == NULL)
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return -EINVAL;
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pmudata->type = pboardobj->type;
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gk20a_dbg_info(" Done");
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return 0;
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}
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