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isci: fix isci_pci_probe() generates warning on efi failure path

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The oem parameter image embedded in the efi variable is at an offset
from the start of the variable.  However, in the failure path we try to
free the 'orom' pointer which is only valid when the paramaters are
being read from the legacy option-rom space.

Since failure to load the oem parameters is unlikely and we keep the
memory around in the success case just defer all de-allocation to devm.

Cc: <stable@vger.kernel.org>
Reported-by: Don Morris <don.morris@hp.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams 2012-06-22 11:31:14 -07:00
parent f8f5701bda
commit 6d70a74ffd
2 changed files with 0 additions and 2 deletions
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1
drivers/scsi/isci/init.c
View File

@ -641,7 +641,6 @@ static int __devinit isci_pci_probe(struct pci_dev *pdev, const struct pci_devic
orom->hdr.version)) {
dev_warn(&pdev->dev,
"[%d]: invalid oem parameters detected, falling back to firmware\n", i);
devm_kfree(&pdev->dev, orom);
orom = NULL;
break;
}

1
drivers/scsi/isci/probe_roms.c
View File

@ -104,7 +104,6 @@ struct isci_orom *isci_request_oprom(struct pci_dev *pdev)
if (i >= len) {
dev_err(&pdev->dev, "oprom parse error\n");
devm_kfree(&pdev->dev, rom);
rom = NULL;
}
pci_unmap_biosrom(oprom);