Staging: comedi: serial2002: Use NULL instead of 0 for pointers

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/comedi/drivers/serial2002.c b/drivers/staging/comedi/drivers/serial2002.c
index c929f986118c51c84e54e29240372c430ecccd68..5886ebfd043a287f3914478c76bd16ecf2228f14 100644 (file)
--- a/drivers/staging/comedi/drivers/serial2002.c
+++ b/drivers/staging/comedi/drivers/serial2002.c
@@ -444,7 +444,7 @@ static int serial_2002_open(struct comedi_device *dev)
                                break;
                        } else {
                                int command, channel, kind;
-                               struct config_t *cur_config = 0;
+                               struct config_t *cur_config = NULL;
 
                                channel = data.value & 0x1f;
                                kind = (data.value >> 5) & 0x7;
@@ -571,8 +571,8 @@ static int serial_2002_open(struct comedi_device *dev)
                for (i = 0; i <= 4; i++) {
                        /*  Fill in subdev data */
                        struct config_t *c;
-                       unsigned char *mapping = 0;
-                       struct serial2002_range_table_t *range = 0;
+                       unsigned char *mapping = NULL;
+                       struct serial2002_range_table_t *range = NULL;
                        int kind = 0;
 
                        switch (i) {
@@ -610,7 +610,7 @@ static int serial_2002_open(struct comedi_device *dev)
                                }
                                break;
                        default:{
-                                       c = 0;
+                                       c = NULL;
                                }
                                break;
                        }