1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/char/rio/rioctrl.c b/drivers/char/rio/rioctrl.c
index eecee0f576d2..74339559f0b9 100644
--- a/drivers/char/rio/rioctrl.c
+++ b/drivers/char/rio/rioctrl.c
@@ -873,7 +873,7 @@ int riocontrol(struct rio_info *p, dev_t dev, int cmd, unsigned long arg, int su
                 /*
                  ** It is important that the product code is an unsigned object!
                  */
-                if (DownLoad.ProductCode > MAX_PRODUCT) {
+                if (DownLoad.ProductCode >= MAX_PRODUCT) {
                         rio_dprintk(RIO_DEBUG_CTRL, "RIO_DOWNLOAD: Bad product code %d passed\n", DownLoad.ProductCode);
                         p->RIOError.Error = NO_SUCH_PRODUCT;
                         return -ENXIO;