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staging: comedi: ni_labpc_common: (!foo) preferred over (foo == NULL)

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Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten
2015-03-04 12:15:36 -07:00
committed by Greg Kroah-Hartman
parent 77ba71f648
commit c1bce7fd0d
1 changed files with 1 additions and 1 deletions
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drivers/staging/comedi/drivers/ni_labpc_common.c
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@@ -428,7 +428,7 @@ static enum scan_mode labpc_ai_scan_mode(const struct comedi_cmd *cmd)
return MODE_SINGLE_CHAN;
/* chanlist may be NULL during cmdtest */
if (cmd->chanlist == NULL)
if (!cmd->chanlist)
return MODE_MULT_CHAN_UP;
chan0 = CR_CHAN(cmd->chanlist[0]);