[CASSINI]: Check pci_set_mwi() return value.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c
index 4aec747..9fe3a38 100644
--- a/drivers/net/cassini.c
+++ b/drivers/net/cassini.c
@@ -4919,7 +4919,10 @@
pci_cmd &= ~PCI_COMMAND_SERR;
pci_cmd |= PCI_COMMAND_PARITY;
pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
- pci_set_mwi(pdev);
+ if (pci_set_mwi(pdev))
+ printk(KERN_WARNING PFX "Could enable MWI for %s\n",
+ pci_name(pdev));
+
/*
* On some architectures, the default cache line size set
* by pci_set_mwi reduces perforamnce. We have to increase