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[natsemi] Check for ioremap() failures

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2014-07-16 15:54:49 +01:00
parent 720ae17aa4
commit 3a02409fc8
1 changed files with 5 additions and 0 deletions
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5
src/drivers/net/natsemi.c
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@@ -854,6 +854,10 @@ static int natsemi_probe ( struct pci_device *pci ) {
/* Map registers */ /* Map registers */
natsemi->regs = ioremap ( pci->membase, NATSEMI_BAR_SIZE ); natsemi->regs = ioremap ( pci->membase, NATSEMI_BAR_SIZE );
if ( ! natsemi->regs ) {
rc = -ENODEV;
goto err_ioremap;
}
/* Reset the NIC */ /* Reset the NIC */
if ( ( rc = natsemi_reset ( natsemi ) ) != 0 ) if ( ( rc = natsemi_reset ( natsemi ) ) != 0 )
@@ -881,6 +885,7 @@ static int natsemi_probe ( struct pci_device *pci ) {
natsemi_reset ( natsemi ); natsemi_reset ( natsemi );
err_reset: err_reset:
iounmap ( natsemi->regs ); iounmap ( natsemi->regs );
err_ioremap:
netdev_nullify ( netdev ); netdev_nullify ( netdev );
netdev_put ( netdev ); netdev_put ( netdev );
err_alloc: err_alloc: