[PATCH 3/7] staging/ozwpan: Fix sparse warning Using plain integer as NULL pointer

From: Peter Huewe
Date: Fri Feb 15 2013 - 00:22:40 EST


This patch fixes the warning "Using plain integer as NULL pointer",
generated by sparse, by replacing the offending 0s with NULL.

Signed-off-by: Peter Huewe <peterhuewe@xxxxxx>
---
drivers/staging/ozwpan/ozeltbuf.c | 16 ++++++++--------
1 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/ozwpan/ozeltbuf.c b/drivers/staging/ozwpan/ozeltbuf.c
index 988f522..4c81f28 100644
--- a/drivers/staging/ozwpan/ozeltbuf.c
+++ b/drivers/staging/ozwpan/ozeltbuf.c
@@ -64,7 +64,7 @@ void oz_elt_buf_term(struct oz_elt_buf *buf)
*/
struct oz_elt_info *oz_elt_info_alloc(struct oz_elt_buf *buf)
{
- struct oz_elt_info *ei = 0;
+ struct oz_elt_info *ei = NULL;
spin_lock_bh(&buf->lock);
if (buf->free_elts && buf->elt_pool) {
ei = container_of(buf->elt_pool, struct oz_elt_info, link);
@@ -82,9 +82,9 @@ struct oz_elt_info *oz_elt_info_alloc(struct oz_elt_buf *buf)
if (ei) {
ei->flags = 0;
ei->app_id = 0;
- ei->callback = 0;
+ ei->callback = NULL;
ei->context = 0;
- ei->stream = 0;
+ ei->stream = NULL;
ei->magic = OZ_ELT_INFO_MAGIC_USED;
INIT_LIST_HEAD(&ei->link);
INIT_LIST_HEAD(&ei->link_order);
@@ -135,7 +135,7 @@ int oz_elt_stream_create(struct oz_elt_buf *buf, u8 id, int max_buf_count)
oz_trace("oz_elt_stream_create(0x%x)\n", id);

st = kzalloc(sizeof(struct oz_elt_stream), GFP_ATOMIC | __GFP_ZERO);
- if (st == 0)
+ if (st == NULL)
return -ENOMEM;
atomic_set(&st->ref_count, 1);
st->id = id;
@@ -161,7 +161,7 @@ int oz_elt_stream_delete(struct oz_elt_buf *buf, u8 id)
list_del(e);
break;
}
- st = 0;
+ st = NULL;
}
if (!st) {
spin_unlock_bh(&buf->lock);
@@ -208,7 +208,7 @@ void oz_elt_stream_put(struct oz_elt_stream *st)
int oz_queue_elt_info(struct oz_elt_buf *buf, u8 isoc, u8 id,
struct oz_elt_info *ei)
{
- struct oz_elt_stream *st = 0;
+ struct oz_elt_stream *st = NULL;
struct list_head *e;
if (id) {
list_for_each(e, &buf->stream_list) {
@@ -297,7 +297,7 @@ int oz_select_elts_for_tx(struct oz_elt_buf *buf, u8 isoc, unsigned *len,
"Stream down: %d %d\n",
ei->stream->buf_count, ei->length);
oz_elt_stream_put(ei->stream);
- ei->stream = 0;
+ ei->stream = NULL;
}
INIT_LIST_HEAD(&ei->link_order);
list_add_tail(&ei->link, list);
@@ -319,7 +319,7 @@ int oz_are_elts_available(struct oz_elt_buf *buf)
*/
void oz_trim_elt_pool(struct oz_elt_buf *buf)
{
- struct list_head *free = 0;
+ struct list_head *free = NULL;
struct list_head *e;
spin_lock_bh(&buf->lock);
while (buf->free_elts > buf->max_free_elts) {
--
1.7.8.6

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