X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fmxc%2Fvpu%2Fmxc_vpu.c;h=86cdf4caf956e991c29a6bb6f1ed2d54d4fd5d9a;hb=2ce463ad8fed027df0ad358e46d22c0d3b59c25a;hp=44048d108e9356d68ec49c4edd34cd44ea04a0f8;hpb=16c19e5df833cd0c075c903811f4c91360780f88;p=karo-tx-linux.git

diff --git a/drivers/mxc/vpu/mxc_vpu.c b/drivers/mxc/vpu/mxc_vpu.c
index 44048d108e93..86cdf4caf956 100644
--- a/drivers/mxc/vpu/mxc_vpu.c
+++ b/drivers/mxc/vpu/mxc_vpu.c
@@ -324,7 +324,7 @@ static int vpu_open(struct inode *inode, struct file *filp)
 static long vpu_ioctl(struct file *filp, u_int cmd,
 		     u_long arg)
 {
-	int ret = -EINVAL;
+	int ret;
 	struct vpu_user_data *user_data = filp->private_data;
 	struct vpu_priv *vpu_data = user_data->vpu_data;
 
@@ -389,6 +389,7 @@ static long vpu_ioctl(struct file *filp, u_int cmd,
 		kfree(rec);
 		mutex_unlock(&vpu_data->lock);
 
+		ret = 0;
 		break;
 	}
 	case VPU_IOC_WAIT4INT:
@@ -405,7 +406,7 @@ static long vpu_ioctl(struct file *filp, u_int cmd,
 			dev_warn(vpu_dev, "VPU interrupt received.\n");
 			ret = -ERESTARTSYS;
 		} else {
-			irq_status = 0;
+			ret = irq_status = 0;
 		}
 		break;
 	}
@@ -530,7 +531,7 @@ static long vpu_ioctl(struct file *filp, u_int cmd,
 		break;
 	case VPU_IOC_REG_DUMP:
 	case VPU_IOC_PHYMEM_DUMP:
-		ret = 0;
+		ret = -ENOTSUPP;
 		break;
 	case VPU_IOC_PHYMEM_CHECK:
 	{
@@ -564,6 +565,7 @@ static long vpu_ioctl(struct file *filp, u_int cmd,
 	}
 	default:
 		dev_err(vpu_dev, "No such IOCTL, cmd is %d\n", cmd);
+		ret = -EINVAL;
 	}
 	return ret;
 }