GenWQE: Check return code of pci_sriov_enable
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>
diff --git a/drivers/misc/genwqe/card_base.c b/drivers/misc/genwqe/card_base.c
index 12926c8..16672d9 100644
--- a/drivers/misc/genwqe/card_base.c
+++ b/drivers/misc/genwqe/card_base.c
@@ -1320,11 +1320,14 @@
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) {