tape: beyond ARRAY_SIZE of viocd_diskinfo
authorroel kluin <roel.kluin@gmail.com>
Tue, 19 May 2009 14:58:56 +0000 (14:58 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tue, 2 Jun 2009 00:32:34 +0000 (10:32 +1000)
Do not go beyond ARRAY_SIZE of tape_device and viotape_unitinfo

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Acked-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
drivers/char/viotape.c

index ffc9254f7e029d26c7cd0d0d38f75d7f32570e2c..042c8149a6d12248cdbbf2e212628cf497f8f1ea 100644 (file)
@@ -867,7 +867,7 @@ static int viotape_probe(struct vio_dev *vdev, const struct vio_device_id *id)
        int j;
        struct device_node *node = vdev->dev.archdata.of_node;
 
-       if (i > VIOTAPE_MAX_TAPE)
+       if (i >= VIOTAPE_MAX_TAPE)
                return -ENODEV;
        if (!node)
                return -ENODEV;