diff options
| author | Dan Carpenter <error27@gmail.com> | 2009-04-10 23:31:10 +0200 |
|---|---|---|
| committer | Pierre Ossman <pierre@ossman.eu> | 2009-05-03 22:11:19 +0200 |
| commit | c60a32cd129b1c41f98888b03ba2904406bac8f8 (patch) | |
| tree | a80cf164fc2de787c4b04240726828b116069c0d | |
| parent | 548d2de9bd978a4d4e941477500f1ab97aade137 (diff) | |
| download | op-kernel-dev-c60a32cd129b1c41f98888b03ba2904406bac8f8.zip op-kernel-dev-c60a32cd129b1c41f98888b03ba2904406bac8f8.tar.gz | |
sdhci-pci: bad error handling in probe function
The goto unmap is too early, we haven't allocated host or done the
request_region().
Found by smatch (http://repo.or.cz/w/smatch.git).
[ Second error path fix by Pierre Ossman ]
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Pierre Ossman <pierre@ossman.eu>
| -rw-r--r-- | drivers/mmc/host/sdhci-pci.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c index cd37962..65be279 100644 --- a/drivers/mmc/host/sdhci-pci.c +++ b/drivers/mmc/host/sdhci-pci.c @@ -522,8 +522,8 @@ static struct sdhci_pci_slot * __devinit sdhci_pci_probe_slot( host = sdhci_alloc_host(&pdev->dev, sizeof(struct sdhci_pci_slot)); if (IS_ERR(host)) { - ret = PTR_ERR(host); - goto unmap; + dev_err(&pdev->dev, "cannot allocate host\n"); + return ERR_PTR(PTR_ERR(host)); } slot = sdhci_priv(host); @@ -541,7 +541,7 @@ static struct sdhci_pci_slot * __devinit sdhci_pci_probe_slot( ret = pci_request_region(pdev, bar, mmc_hostname(host->mmc)); if (ret) { dev_err(&pdev->dev, "cannot request region\n"); - return ERR_PTR(ret); + goto free; } addr = pci_resource_start(pdev, bar); @@ -572,6 +572,8 @@ unmap: release: pci_release_region(pdev, bar); + +free: sdhci_free_host(host); return ERR_PTR(ret); |
