When CONFIG_COMPAT is not defined, comedi_compat_ioctl should be NULL not 0 in order to set the file_operations compat_ioctl variable correctly. This quiets a sparse warning about: warning: Using plain integer as NULL pointer Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx> Cc: Ian Abbott <abbotti@xxxxxxxxx> Cc: Frank Mori Hess <fmhess@xxxxxxxxxxxxxxxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/staging/comedi/comedi_compat32.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/comedi/comedi_compat32.h b/drivers/staging/comedi/comedi_compat32.h index 0340a89..c99573b 100644 --- a/drivers/staging/comedi/comedi_compat32.h +++ b/drivers/staging/comedi/comedi_compat32.h @@ -37,7 +37,7 @@ extern long comedi_compat_ioctl(struct file *file, unsigned int cmd, #else /* CONFIG_COMPAT */ -#define comedi_compat_ioctl 0 /* NULL */ +#define comedi_compat_ioctl NULL #endif /* CONFIG_COMPAT */ -- 1.7.11 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/devel