diff options
author | Cheah Kok Cheong <thrust73@gmail.com> | 2017-03-07 21:13:58 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-09 16:08:58 +0300 |
commit | d1d78d20800f8e1bd41518d45d5a3d604d9b1040 (patch) | |
tree | cb7df19d51651c428d1976c194a76fe0882f13c9 /drivers/staging/comedi | |
parent | 2d27ca88f21eaa1fbe1c94bf588ac5130ecaaea7 (diff) | |
download | linux-d1d78d20800f8e1bd41518d45d5a3d604d9b1040.tar.xz |
Staging: comedi: comedi_fops: Change comedi_num_legacy_minors type
Change to unsigned to allow removal of negative value check in
init section. Use smaller data type since the max possible
value currently is 48.
Signed-off-by: Cheah Kok Cheong <thrust73@gmail.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/comedi')
-rw-r--r-- | drivers/staging/comedi/comedi_fops.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c index 8deac8d9225d..92d864fc08ac 100644 --- a/drivers/staging/comedi/comedi_fops.c +++ b/drivers/staging/comedi/comedi_fops.c @@ -76,8 +76,8 @@ struct comedi_file { #define COMEDI_NUM_SUBDEVICE_MINORS \ (COMEDI_NUM_MINORS - COMEDI_NUM_BOARD_MINORS) -static int comedi_num_legacy_minors; -module_param(comedi_num_legacy_minors, int, 0444); +static unsigned short comedi_num_legacy_minors; +module_param(comedi_num_legacy_minors, ushort, 0444); MODULE_PARM_DESC(comedi_num_legacy_minors, "number of comedi minor devices to reserve for non-auto-configured devices (default 0)" ); @@ -2857,8 +2857,7 @@ static int __init comedi_init(void) pr_info("version " COMEDI_RELEASE " - http://www.comedi.org\n"); - if (comedi_num_legacy_minors < 0 || - comedi_num_legacy_minors > COMEDI_NUM_BOARD_MINORS) { + if (comedi_num_legacy_minors > COMEDI_NUM_BOARD_MINORS) { pr_err("invalid value for module parameter \"comedi_num_legacy_minors\". Valid values are 0 through %i.\n", COMEDI_NUM_BOARD_MINORS); return -EINVAL; |