[PATCH 1/9][v2] mISDN: use NULL pointer instead of plain integer

From: Hannes Eder
Date: Thu Dec 11 2008 - 18:01:06 EST


Fix more than 100 (all remaining in mISDN) sparse warnings:

drivers/isdn/hardware/mISDN/hfcmulti.c:***:**: warning: Using plain integer as NULL pointer
drivers/isdn/mISDN/dsp_tones.c:***:**: warning: Using plain integer as NULL pointer
drivers/isdn/mISDN/dsp_pipeline.c:***:**: warning: Using plain integer as NULL pointer

Signed-off-by: Hannes Eder <hannes@xxxxxxxxxxxxxx>
Acked-by: Karsten Keil <kkeil@xxxxxxx>
---
drivers/isdn/hardware/mISDN/hfcmulti.c | 2 +-
drivers/isdn/mISDN/dsp_pipeline.c | 2 +-
drivers/isdn/mISDN/dsp_tones.c | 90 ++++++++++++++++----------------
3 files changed, 47 insertions(+), 47 deletions(-)

diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 1eac03f..46684e1 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -887,7 +887,7 @@ vpm_echocan_off(struct hfc_multi *hc, int ch)
static inline void
hfcmulti_resync(struct hfc_multi *locked, struct hfc_multi *newmaster, int rm)
{
- struct hfc_multi *hc, *next, *pcmmaster = 0;
+ struct hfc_multi *hc, *next, *pcmmaster = NULL;
u_int *plx_acc_32, pv;
u_long flags;

diff --git a/drivers/isdn/mISDN/dsp_pipeline.c b/drivers/isdn/mISDN/dsp_pipeline.c
index fdc800b..83639be 100644
--- a/drivers/isdn/mISDN/dsp_pipeline.c
+++ b/drivers/isdn/mISDN/dsp_pipeline.c
@@ -249,7 +249,7 @@ int dsp_pipeline_build(struct dsp_pipeline *pipeline, const char *cfg)
name = strsep(&tok, "(");
args = strsep(&tok, ")");
if (args && !*args)
- args = 0;
+ args = NULL;

list_for_each_entry_safe(entry, n, &dsp_elements, list)
if (!strcmp(entry->elem->name, name)) {
diff --git a/drivers/isdn/mISDN/dsp_tones.c b/drivers/isdn/mISDN/dsp_tones.c
index 23dd0dd..de4d0c9 100644
--- a/drivers/isdn/mISDN/dsp_tones.c
+++ b/drivers/isdn/mISDN/dsp_tones.c
@@ -238,113 +238,113 @@ struct pattern {
u32 seq[10];
} pattern[] = {
{TONE_GERMAN_DIALTONE,
- {DATA_GA, 0, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_GA, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_GA, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GA, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{1900, 0, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_OLDDIALTONE,
- {DATA_GO, 0, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_GO, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_GO, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GO, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{1998, 0, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_AMERICAN_DIALTONE,
- {DATA_DT, 0, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_DT, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_DT, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_DT, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{8000, 0, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_DIALPBX,
- {DATA_GA, DATA_S, DATA_GA, DATA_S, DATA_GA, DATA_S, 0, 0, 0, 0},
- {SIZE_GA, SIZE_S, SIZE_GA, SIZE_S, SIZE_GA, SIZE_S, 0, 0, 0, 0},
+ {DATA_GA, DATA_S, DATA_GA, DATA_S, DATA_GA, DATA_S, NULL, NULL, NULL, NULL},
+ {SIZE_GA, SIZE_S, SIZE_GA, SIZE_S, SIZE_GA, SIZE_S, NULL, NULL, NULL, NULL},
{2000, 2000, 2000, 2000, 2000, 12000, 0, 0, 0, 0} },

{TONE_GERMAN_OLDDIALPBX,
- {DATA_GO, DATA_S, DATA_GO, DATA_S, DATA_GO, DATA_S, 0, 0, 0, 0},
- {SIZE_GO, SIZE_S, SIZE_GO, SIZE_S, SIZE_GO, SIZE_S, 0, 0, 0, 0},
+ {DATA_GO, DATA_S, DATA_GO, DATA_S, DATA_GO, DATA_S, NULL, NULL, NULL, NULL},
+ {SIZE_GO, SIZE_S, SIZE_GO, SIZE_S, SIZE_GO, SIZE_S, NULL, NULL, NULL, NULL},
{2000, 2000, 2000, 2000, 2000, 12000, 0, 0, 0, 0} },

{TONE_AMERICAN_DIALPBX,
- {DATA_DT, DATA_S, DATA_DT, DATA_S, DATA_DT, DATA_S, 0, 0, 0, 0},
- {SIZE_DT, SIZE_S, SIZE_DT, SIZE_S, SIZE_DT, SIZE_S, 0, 0, 0, 0},
+ {DATA_DT, DATA_S, DATA_DT, DATA_S, DATA_DT, DATA_S, NULL, NULL, NULL, NULL},
+ {SIZE_DT, SIZE_S, SIZE_DT, SIZE_S, SIZE_DT, SIZE_S, NULL, NULL, NULL, NULL},
{2000, 2000, 2000, 2000, 2000, 12000, 0, 0, 0, 0} },

{TONE_GERMAN_RINGING,
- {DATA_GA, DATA_S, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_GA, SIZE_S, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_GA, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GA, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{8000, 32000, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_OLDRINGING,
- {DATA_GO, DATA_S, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_GO, SIZE_S, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_GO, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GO, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{8000, 40000, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_AMERICAN_RINGING,
- {DATA_RI, DATA_S, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_RI, SIZE_S, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_RI, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_RI, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{8000, 32000, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_RINGPBX,
- {DATA_GA, DATA_S, DATA_GA, DATA_S, 0, 0, 0, 0, 0, 0},
- {SIZE_GA, SIZE_S, SIZE_GA, SIZE_S, 0, 0, 0, 0, 0, 0},
+ {DATA_GA, DATA_S, DATA_GA, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GA, SIZE_S, SIZE_GA, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL},
{4000, 4000, 4000, 28000, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_OLDRINGPBX,
- {DATA_GO, DATA_S, DATA_GO, DATA_S, 0, 0, 0, 0, 0, 0},
- {SIZE_GO, SIZE_S, SIZE_GO, SIZE_S, 0, 0, 0, 0, 0, 0},
+ {DATA_GO, DATA_S, DATA_GO, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GO, SIZE_S, SIZE_GO, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL},
{4000, 4000, 4000, 28000, 0, 0, 0, 0, 0, 0} },

{TONE_AMERICAN_RINGPBX,
- {DATA_RI, DATA_S, DATA_RI, DATA_S, 0, 0, 0, 0, 0, 0},
- {SIZE_RI, SIZE_S, SIZE_RI, SIZE_S, 0, 0, 0, 0, 0, 0},
+ {DATA_RI, DATA_S, DATA_RI, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_RI, SIZE_S, SIZE_RI, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL},
{4000, 4000, 4000, 28000, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_BUSY,
- {DATA_GA, DATA_S, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_GA, SIZE_S, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_GA, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GA, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{4000, 4000, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_OLDBUSY,
- {DATA_GO, DATA_S, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_GO, SIZE_S, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_GO, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GO, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{1000, 5000, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_AMERICAN_BUSY,
- {DATA_BU, DATA_S, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_BU, SIZE_S, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_BU, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_BU, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{4000, 4000, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_HANGUP,
- {DATA_GA, DATA_S, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_GA, SIZE_S, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_GA, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GA, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{4000, 4000, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_OLDHANGUP,
- {DATA_GO, DATA_S, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_GO, SIZE_S, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_GO, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GO, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{1000, 5000, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_AMERICAN_HANGUP,
- {DATA_DT, 0, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_DT, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_DT, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_DT, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{8000, 0, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_SPECIAL_INFO,
- {DATA_S1, DATA_S2, DATA_S3, DATA_S, 0, 0, 0, 0, 0, 0},
- {SIZE_S1, SIZE_S2, SIZE_S3, SIZE_S, 0, 0, 0, 0, 0, 0},
+ {DATA_S1, DATA_S2, DATA_S3, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_S1, SIZE_S2, SIZE_S3, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL},
{2666, 2666, 2666, 8002, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_GASSENBESETZT,
- {DATA_GA, DATA_S, 0, 0, 0, 0, 0, 0, 0, 0},
- {SIZE_GA, SIZE_S, 0, 0, 0, 0, 0, 0, 0, 0},
+ {DATA_GA, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GA, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{2000, 2000, 0, 0, 0, 0, 0, 0, 0, 0} },

{TONE_GERMAN_AUFSCHALTTON,
- {DATA_GO, DATA_S, DATA_GO, DATA_S, 0, 0, 0, 0, 0, 0},
- {SIZE_GO, SIZE_S, SIZE_GO, SIZE_S, 0, 0, 0, 0, 0, 0},
+ {DATA_GO, DATA_S, DATA_GO, DATA_S, NULL, NULL, NULL, NULL, NULL, NULL},
+ {SIZE_GO, SIZE_S, SIZE_GO, SIZE_S, NULL, NULL, NULL, NULL, NULL, NULL},
{1000, 5000, 1000, 17000, 0, 0, 0, 0, 0, 0} },

{0,
- {0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
- {0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+ {NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
+ {NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0} },
};

@@ -467,7 +467,7 @@ dsp_tone_timeout(void *arg)

/* set next tone */
if (pat->data[index] == DATA_S)
- dsp_tone_hw_message(dsp, 0, 0);
+ dsp_tone_hw_message(dsp, NULL, 0);
else
dsp_tone_hw_message(dsp, pat->data[index], *(pat->siz[index]));
/* set timer */
--
1.5.6.3

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