diff --git a/[refs] b/[refs]
index ad3c7f757340..5a337a9f431e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 152e1d592071c8b312bb898bc1118b64e4aea535
+refs/heads/master: 0109c2c48d062a04685638926a35ed20153fedc8
diff --git a/trunk/kernel/pm_qos_params.c b/trunk/kernel/pm_qos_params.c
index b7e4c362361b..645e541a45f6 100644
--- a/trunk/kernel/pm_qos_params.c
+++ b/trunk/kernel/pm_qos_params.c
@@ -389,10 +389,12 @@ static ssize_t pm_qos_power_write(struct file *filp, const char __user *buf,
 	} else if (count == 11) { /* len('0x12345678/0') */
 		if (copy_from_user(ascii_value, buf, 11))
 			return -EFAULT;
+		if (strlen(ascii_value) != 10)
+			return -EINVAL;
 		x = sscanf(ascii_value, "%x", &value);
 		if (x != 1)
 			return -EINVAL;
-		pr_debug(KERN_ERR "%s, %d, 0x%x\n", ascii_value, x, value);
+		pr_debug("%s, %d, 0x%x\n", ascii_value, x, value);
 	} else
 		return -EINVAL;