ide: Fix an overrun found in the CS5535 IDE driver

[powerpc.git] / drivers / ide / pci / cs5535.c

diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c
index ce44e38..9bd526d 100644 (file)
--- a/drivers/ide/pci/cs5535.c
+++ b/drivers/ide/pci/cs5535.c
@@ -116,7 +116,7 @@ static void cs5535_set_speed(ide_drive_t *drive, u8 speed)
 
                reg &= 0x80000000UL;  /* Preserve the PIO format bit */
 
-               if (speed >= XFER_UDMA_0 && speed <= XFER_UDMA_7)
+               if (speed >= XFER_UDMA_0 && speed <= XFER_UDMA_4)
                        reg |= cs5535_udma_timings[speed - XFER_UDMA_0];
                else if (speed >= XFER_MW_DMA_0 && speed <= XFER_MW_DMA_2)
                        reg |= cs5535_mwdma_timings[speed - XFER_MW_DMA_0];