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authorTakashi Iwai <tiwai@suse.de>2007-08-13 16:16:53 +0200
committerJaroslav Kysela <perex@perex.cz>2007-10-16 15:58:51 +0200
commitf9ff161a14baca1a4ead5f12377ab25b9dd332e1 (patch)
tree27935085618d1d9a2ca735ad71627dd3fa6a1897
parentdee1b66ce4f406d36fef70d1dd4360c5f1d26218 (diff)
downloadop-kernel-dev-f9ff161a14baca1a4ead5f12377ab25b9dd332e1.zip
op-kernel-dev-f9ff161a14baca1a4ead5f12377ab25b9dd332e1.tar.gz
[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>
-rw-r--r--sound/pci/mixart/mixart.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c
index ac007ce..c510954 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,
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