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drm/amdgpu: fix i2s_pdata out of bound array access

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Fixed following Smatch static checker warning:

    drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:393 acp_hw_init()
    error: buffer overflow 'i2s_pdata' 3 <= 3
    drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:396 acp_hw_init()
    error: buffer overflow 'i2s_pdata' 3 <= 3

Fixes: 4c33e5179f ("drm/amdgpu: create I2S platform devices for Jadeite platform")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Vijendar Mukunda 2022-07-27 16:15:43 +05:30 • committed by Alex Deucher
parent 0dc204bc3f
commit b2065fb21d
1 changed files with 0 additions and 8 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
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@ -390,14 +390,6 @@ static int acp_hw_init(void *handle)
i2s_pdata[2].i2s_reg_comp1 = ACP_BT_COMP1_REG_OFFSET;
i2s_pdata[2].i2s_reg_comp2 = ACP_BT_COMP2_REG_OFFSET;
i2s_pdata[3].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET;
switch (adev->asic_type) {
case CHIP_STONEY:
i2s_pdata[3].quirks |= DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
break;
default:
break;
}
adev->acp.acp_res[0].name = "acp2x_dma";
adev->acp.acp_res[0].flags = IORESOURCE_MEM;
adev->acp.acp_res[0].start = acp_base;