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| author | Takashi Iwai <tiwai@suse.de> | 2007-08-13 16:16:53 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2007-10-16 15:58:51 +0200 |
| commit | f9ff161a14baca1a4ead5f12377ab25b9dd332e1 (patch) | |
| tree | 27935085618d1d9a2ca735ad71627dd3fa6a1897 /sound/pci/mixart | |
| parent | dee1b66ce4f406d36fef70d1dd4360c5f1d26218 (diff) | |
| download | lwn-f9ff161a14baca1a4ead5f12377ab25b9dd332e1.tar.gz lwn-f9ff161a14baca1a4ead5f12377ab25b9dd332e1.zip | |
[ALSA] mixart - Check ioremap error
Check ioremap error and handle properly at initialization.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/pci/mixart')
| -rw-r--r-- | sound/pci/mixart/mixart.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c index ac007cec0879..c5109547f43f 100644 --- a/sound/pci/mixart/mixart.c +++ b/sound/pci/mixart/mixart.c @@ -1317,6 +1317,12 @@ static int __devinit snd_mixart_probe(struct pci_dev *pci, mgr->mem[i].phys = pci_resource_start(pci, i); mgr->mem[i].virt = ioremap_nocache(mgr->mem[i].phys, pci_resource_len(pci, i)); + if (!mgr->mem[i].virt) { + printk(KERN_ERR "unable to remap resource 0x%lx\n", + mgr->mem[i].phys); + snd_mixart_free(mgr); + return -EBUSY; + } } if (request_irq(pci->irq, snd_mixart_interrupt, IRQF_SHARED, |