[PM-SR,05/12] omap3: sr: device: check for dev_attr

Commit Message

Nishanth Menon Aug. 5, 2010, 10:24 p.m. UTC

None

Patch

diff --git a/arch/arm/mach-omap2/sr_device.c b/arch/arm/mach-omap2/sr_device.c
index 7d13704..6f70da6 100644
--- a/arch/arm/mach-omap2/sr_device.c
+++ b/arch/arm/mach-omap2/sr_device.c
@@ -130,6 +130,12 @@  static int sr_dev_init(struct omap_hwmod *oh, void *user)
 	}
 
 	sr_dev_data = (struct omap_sr_dev_data *)oh->dev_attr;
+	if (unlikely(!sr_dev_data)) {
+		pr_err("%s: Bad oh->dev_attr!\n", __func__);
+		kfree(sr_data);
+		return -EINVAL;
+	}
+
 	/*
 	 * OMAP3430 ES3.1 chips by default come with Efuse burnt
 	 * with parameters required for full functionality of