Commit 0048b992 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: amplc_pci224: (!foo) preferred over (foo == NULL) 



Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e2850160

drivers/staging/comedi/drivers/amplc_pci224.c

+1 −1
Original line number Diff line number Diff line
@@ -838,7 +838,7 @@ static int pci224_ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s) 
	unsigned long flags;



	/* Cannot handle null/empty chanlist. */

	if (cmd->chanlist == NULL || cmd->chanlist_len == 0)

	if (!cmd->chanlist || cmd->chanlist_len == 0)

		return -EINVAL;



	/* Determine which channels are enabled and their load order.  */