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-rw-r--r--sound/atmel/ac97c.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c
index b310702c646e..41b901bde5c7 100644
--- a/sound/atmel/ac97c.c
+++ b/sound/atmel/ac97c.c
@@ -971,7 +971,7 @@ static int __devinit atmel_ac97c_probe(struct platform_device *pdev)
chip->card = card;
chip->pclk = pclk;
chip->pdev = pdev;
- chip->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ chip->regs = ioremap(regs->start, resource_size(regs));
if (!chip->regs) {
dev_dbg(&pdev->dev, "could not remap register memory\n");