diff options
Diffstat (limited to 'nuttx/arch/arm/src/imx/imx_spi.c')
| -rw-r--r-- | nuttx/arch/arm/src/imx/imx_spi.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/nuttx/arch/arm/src/imx/imx_spi.c b/nuttx/arch/arm/src/imx/imx_spi.c index 5ee601263..4d846af3c 100644 --- a/nuttx/arch/arm/src/imx/imx_spi.c +++ b/nuttx/arch/arm/src/imx/imx_spi.c @@ -1,7 +1,7 @@ /**************************************************************************** * arch/arm/src/imx/imx_spi.c * - * Copyright (C) 2009-2010 Gregory Nutt. All rights reserved. + * Copyright (C) 2009-2010, 2013 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <gnutt@nuttx.org> * * Redistribution and use in source and binary forms, with or without @@ -728,9 +728,12 @@ static int spi_lock(FAR struct spi_dev_s *dev, bool lock) static uint32_t spi_setfrequency(FAR struct spi_dev_s *dev, uint32_t frequency) { struct imx_spidev_s *priv = (struct imx_spidev_s *)dev; - uint32_t actual = priv->actual; + uint32_t actual; - if (priv && frequency != priv->frequency) + DEBUGASSERT(priv); + actual = priv->actual; + + if (frequency != priv->frequency) { uint32_t freqbits; uint32_t regval; |