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usbdev: usbmsc_scsi: Add NULL pointer check. From Juha Niskanen

This commit is contained in:
Gregory Nutt 2015-03-12 07:55:53 -06:00
parent a68c8c07e7
commit f6ff3be585
1 changed files with 2 additions and 2 deletions
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4
nuttx/drivers/usbdev/usbmsc_scsi.c
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@ -1457,7 +1457,7 @@ static int inline usbmsc_setupcmd(FAR struct usbmsc_dev_s *priv,
{
FAR struct usbmsc_lun_s *lun = NULL;
uint32_t datlen;
uint8_t dir = flags & USBMSC_FLAGS_DIRMASK;
uint8_t dir;
int ret = OK;
/* Verify the LUN and set up the current LUN reference in the
@ -1528,7 +1528,7 @@ static int inline usbmsc_setupcmd(FAR struct usbmsc_dev_s *priv,
{
priv->u.alloclen = priv->cbwlen;
}
else
else if (lun)
{
priv->u.xfrlen = priv->cbwlen / lun->sectorsize;
}