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| author |   Venkata Prasad Potturu <venkataprasad.potturu@amd.com> | 2022-07-21 11:50:37 +0530 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2022-07-21 23:24:15 +0100 |
| commit | c49f5e74a11e3909c424cada0f5d52345084933f (patch) | |
| tree | d8ee88d48fa73c08c66ed6f8c7d2d5569b584930 /sound/soc/amd/acp | |
| parent | ASoC: amd: acp: Modify const resource struct variable to generic (diff) | |
| download | linux-dev-c49f5e74a11e3909c424cada0f5d52345084933f.tar.xz linux-dev-c49f5e74a11e3909c424cada0f5d52345084933f.zip | |
ASoC: amd: acp: Add error handling cases
Add error handling in acp pci driver probe function.
Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@amd.com>
Reviewed-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://lore.kernel.org/r/20220721062043.3016985-5-venkataprasad.potturu@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/amd/acp')
| -rw-r--r-- | sound/soc/amd/acp/acp-pci.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/sound/soc/amd/acp/acp-pci.c b/sound/soc/amd/acp/acp-pci.c index 34d75603eea1..2c8e960cc9a6 100644 --- a/sound/soc/amd/acp/acp-pci.c +++ b/sound/soc/amd/acp/acp-pci.c @@ -70,7 +70,8 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id ret = pci_request_regions(pci, "AMD ACP3x audio"); if (ret < 0) { dev_err(&pci->dev, "pci_request_regions failed\n"); - return -ENOMEM; + ret = -ENOMEM; + goto disable_pci; } pci_set_master(pci); @@ -89,22 +90,29 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id break; default: dev_err(dev, "Unsupported device revision:0x%x\n", pci->revision); - return -EINVAL; + ret = -EINVAL; + goto release_regions; } dmic_dev = platform_device_register_data(dev, "dmic-codec", PLATFORM_DEVID_NONE, NULL, 0); if (IS_ERR(dmic_dev)) { dev_err(dev, "failed to create DMIC device\n"); - return PTR_ERR(dmic_dev); + ret = PTR_ERR(dmic_dev); + goto release_regions; } addr = pci_resource_start(pci, 0); chip->base = devm_ioremap(&pci->dev, addr, pci_resource_len(pci, 0)); + if (!chip->base) { + ret = -ENOMEM; + goto release_regions; + } res = devm_kzalloc(&pci->dev, sizeof(struct resource) * num_res, GFP_KERNEL); if (!res) { platform_device_unregister(dmic_dev); - return -ENOMEM; + ret = -ENOMEM; + goto release_regions; } for (i = 0; i < num_res; i++, res_acp++) { @@ -133,9 +141,17 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id dev_err(&pci->dev, "cannot register %s device\n", pdevinfo.name); platform_device_unregister(dmic_dev); ret = PTR_ERR(pdev); + goto release_regions; } return ret; + +release_regions: + pci_release_regions(pci); +disable_pci: + pci_disable_device(pci); + + return ret; }; static void acp_pci_remove(struct pci_dev *pci) |