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yaml --- r: 230995 b: refs/heads/master c: 6bce7bf h: refs/heads/master i: 230993: bd8702f 230991: 09c0c96 v: v3
git-mirror · Jan 14, 2011 · 4c7344f · 4c7344f
1 parent b6ae98b
commit 4c7344f
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Showing 2 changed files with 7 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ec9d0cf578007fa3f86fa34d77d9ccba82f03b29
+refs/heads/master: 6bce7bf1a1f8a79a57ff69910c115e1d2ed8913d
diff --git a/trunk/drivers/mfd/ab8500-core.c b/trunk/drivers/mfd/ab8500-core.c
@@ -103,8 +103,12 @@ static const int ab8500_irq_regoffset[AB8500_NUM_IRQ_REGS] = {
 
 static int ab8500_get_chip_id(struct device *dev)
 {
-	struct ab8500 *ab8500 = dev_get_drvdata(dev->parent);
-	return (int)ab8500->chip_id;
+	struct ab8500 *ab8500;
+
+	if (!dev)
+		return -EINVAL;
+	ab8500 = dev_get_drvdata(dev->parent);
+	return ab8500 ? (int)ab8500->chip_id : -EINVAL;
 }
 
 static int set_register_interruptible(struct ab8500 *ab8500, u8 bank,