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| author | Michael Brown | 2014-07-16 16:54:49 +0200 |
|---|---|---|
| committer | Michael Brown | 2014-07-16 16:54:49 +0200 |
| commit | 3a02409fc83860c67197966f33d091f39c21ee63 (patch) | |
| tree | f093e9cb33d7bc83641311fcbb8fb681b36b4ef8 /src/drivers/net/natsemi.c | |
| parent | [myson] Check for ioremap() failures (diff) | |
| download | ipxe-3a02409fc83860c67197966f33d091f39c21ee63.tar.gz ipxe-3a02409fc83860c67197966f33d091f39c21ee63.tar.xz ipxe-3a02409fc83860c67197966f33d091f39c21ee63.zip | |
[natsemi] Check for ioremap() failures
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/drivers/net/natsemi.c')
| -rw-r--r-- | src/drivers/net/natsemi.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/drivers/net/natsemi.c b/src/drivers/net/natsemi.c index 669fb877..9f2c3029 100644 --- a/src/drivers/net/natsemi.c +++ b/src/drivers/net/natsemi.c @@ -854,6 +854,10 @@ static int natsemi_probe ( struct pci_device *pci ) { /* Map registers */ natsemi->regs = ioremap ( pci->membase, NATSEMI_BAR_SIZE ); + if ( ! natsemi->regs ) { + rc = -ENODEV; + goto err_ioremap; + } /* Reset the NIC */ if ( ( rc = natsemi_reset ( natsemi ) ) != 0 ) @@ -881,6 +885,7 @@ static int natsemi_probe ( struct pci_device *pci ) { natsemi_reset ( natsemi ); err_reset: iounmap ( natsemi->regs ); + err_ioremap: netdev_nullify ( netdev ); netdev_put ( netdev ); err_alloc: |