diff options
Diffstat (limited to 'drivers/fpga/altera.c')
| -rw-r--r-- | drivers/fpga/altera.c | 43 |
1 files changed, 21 insertions, 22 deletions
diff --git a/drivers/fpga/altera.c b/drivers/fpga/altera.c index ed3f0c8..6394afe 100644 --- a/drivers/fpga/altera.c +++ b/drivers/fpga/altera.c @@ -195,32 +195,31 @@ int altera_info( Altera_desc *desc ) /* ------------------------------------------------------------------------- */ -static int altera_validate (Altera_desc * desc, const char *fn) +static int altera_validate(Altera_desc *desc, const char *fn) { - int ret_val = false; - - if (desc) { - if ((desc->family > min_altera_type) && - (desc->family < max_altera_type)) { - if ((desc->iface > min_altera_iface_type) && - (desc->iface < max_altera_iface_type)) { - if (desc->size) { - ret_val = true; - } else { - printf("%s: NULL part size\n", fn); - } - } else { - printf("%s: Invalid Interface type, %d\n", - fn, desc->iface); - } - } else { - printf("%s: Invalid family type, %d\n", fn, desc->family); - } - } else { + if (!desc) { printf("%s: NULL descriptor!\n", fn); + return false; } - return ret_val; + if ((desc->family < min_altera_type) || + (desc->family > max_altera_type)) { + printf("%s: Invalid family type, %d\n", fn, desc->family); + return false; + } + + if ((desc->iface < min_altera_iface_type) || + (desc->iface > max_altera_iface_type)) { + printf("%s: Invalid Interface type, %d\n", fn, desc->iface); + return false; + } + + if (!desc->size) { + printf("%s: NULL part size\n", fn); + return false; + } + + return true; } /* ------------------------------------------------------------------------- */ |