From: Sudip Mukherjee <sudip.mukher...@codethink.co.uk> We have a check for card just after dereferencing it. So if it is NULL we have already dereferenced it before its check. Lets dereference it after checking card for NULL.
Signed-off-by: Sudip Mukherjee <sudip.mukher...@codethink.co.uk> --- drivers/net/wireless/marvell/mwifiex/pcie.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c index edf8b07..d4db9db 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.c +++ b/drivers/net/wireless/marvell/mwifiex/pcie.c @@ -2884,10 +2884,11 @@ static void mwifiex_unregister_dev(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; const struct mwifiex_pcie_card_reg *reg; - struct pci_dev *pdev = card->dev; int i; if (card) { + struct pci_dev *pdev = card->dev; + if (card->msix_enable) { for (i = 0; i < MWIFIEX_NUM_MSIX_VECTORS; i++) synchronize_irq(card->msix_entries[i].vector); -- 1.9.1