From 720ae17aa4c23e4dcf572e4ee74b2e324565e5d4 Mon Sep 17 00:00:00 2001 From: Michael Brown Date: Wed, 16 Jul 2014 15:53:43 +0100 Subject: [myson] Check for ioremap() failures Signed-off-by: Michael Brown --- src/drivers/net/myson.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'src/drivers') diff --git a/src/drivers/net/myson.c b/src/drivers/net/myson.c index 237f87210..6abb55660 100644 --- a/src/drivers/net/myson.c +++ b/src/drivers/net/myson.c @@ -603,6 +603,10 @@ static int myson_probe ( struct pci_device *pci ) { /* Map registers */ myson->regs = ioremap ( pci->membase, MYSON_BAR_SIZE ); + if ( ! myson->regs ) { + rc = -ENODEV; + goto err_ioremap; + } /* Reset the NIC */ if ( ( rc = myson_reset ( myson ) ) != 0 ) @@ -627,6 +631,7 @@ static int myson_probe ( struct pci_device *pci ) { myson_reset ( myson ); err_reset: iounmap ( myson->regs ); + err_ioremap: netdev_nullify ( netdev ); netdev_put ( netdev ); err_alloc: -- cgit v1.2.3-55-g7522