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GenWQE: Check return code of pci_sriov_enable

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Forgetting to check this, can lead to problems on systems which
do not support SRIOV.

Signed-off-by: Frank Haverkamp <haver@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Frank Haverkamp 2014-09-10 16:37:50 +02:00 committed by Greg Kroah-Hartman
parent 2d880ccfa9
commit bc407dd319
1 changed files with 4 additions and 1 deletions
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5
drivers/misc/genwqe/card_base.c
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@ -1320,11 +1320,14 @@ static void genwqe_err_resume(struct pci_dev *pci_dev)
static int genwqe_sriov_configure(struct pci_dev *dev, int numvfs)
{
int rc;
struct genwqe_dev *cd = dev_get_drvdata(&dev->dev);
if (numvfs > 0) {
genwqe_setup_vf_jtimer(cd);
pci_enable_sriov(dev, numvfs);
rc = pci_enable_sriov(dev, numvfs);
if (rc < 0)
return rc;
return numvfs;
}
if (numvfs == 0) {