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author | Sam Ravnborg <sam@ravnborg.org> | 2006-03-20 22:36:47 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2006-03-20 22:36:47 -0800 |
commit | 1fc54d8f49c1270c584803437fb7c0ac543588c1 (patch) | |
tree | 13bccf49154e57986a7e218e38d243912aaea6d1 /net/tipc/port.c | |
parent | edb2c34fb2683ff21c8a6bcc3e41c07a53601761 (diff) | |
download | kernel_samsung_tuna-1fc54d8f49c1270c584803437fb7c0ac543588c1.zip kernel_samsung_tuna-1fc54d8f49c1270c584803437fb7c0ac543588c1.tar.gz kernel_samsung_tuna-1fc54d8f49c1270c584803437fb7c0ac543588c1.tar.bz2 |
[TIPC]: Fix simple sparse warnings
Tried to run the new tipc stack through sparse.
Following patch fixes all cases where 0 was used
as replacement of NULL.
Use NULL to document this is a pointer and to silence sparse.
This brough sparse warning count down with 127 to 24 warnings.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Per Liden <per.liden@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/port.c')
-rw-r--r-- | net/tipc/port.c | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/net/tipc/port.c b/net/tipc/port.c index 72aae52..294375c 100644 --- a/net/tipc/port.c +++ b/net/tipc/port.c @@ -54,8 +54,8 @@ #define MAX_REJECT_SIZE 1024 -static struct sk_buff *msg_queue_head = 0; -static struct sk_buff *msg_queue_tail = 0; +static struct sk_buff *msg_queue_head = NULL; +static struct sk_buff *msg_queue_tail = NULL; spinlock_t tipc_port_list_lock = SPIN_LOCK_UNLOCKED; static spinlock_t queue_lock = SPIN_LOCK_UNLOCKED; @@ -258,11 +258,11 @@ u32 tipc_createport_raw(void *usr_handle, p_ptr->publ.usr_handle = usr_handle; INIT_LIST_HEAD(&p_ptr->wait_list); INIT_LIST_HEAD(&p_ptr->subscription.nodesub_list); - p_ptr->congested_link = 0; + p_ptr->congested_link = NULL; p_ptr->max_pkt = MAX_PKT_DEFAULT; p_ptr->dispatcher = dispatcher; p_ptr->wakeup = wakeup; - p_ptr->user_port = 0; + p_ptr->user_port = NULL; k_init_timer(&p_ptr->timer, (Handler)port_timeout, ref); spin_lock_bh(&tipc_port_list_lock); INIT_LIST_HEAD(&p_ptr->publications); @@ -276,9 +276,9 @@ u32 tipc_createport_raw(void *usr_handle, int tipc_deleteport(u32 ref) { struct port *p_ptr; - struct sk_buff *buf = 0; + struct sk_buff *buf = NULL; - tipc_withdraw(ref, 0, 0); + tipc_withdraw(ref, 0, NULL); p_ptr = tipc_port_lock(ref); if (!p_ptr) return -EINVAL; @@ -329,7 +329,7 @@ void *tipc_get_handle(const u32 ref) p_ptr = tipc_port_lock(ref); if (!p_ptr) - return 0; + return NULL; handle = p_ptr->publ.usr_handle; tipc_port_unlock(p_ptr); return handle; @@ -475,7 +475,7 @@ int tipc_reject_msg(struct sk_buff *buf, u32 err) /* send self-abort message when rejecting on a connected port */ if (msg_connected(msg)) { - struct sk_buff *abuf = 0; + struct sk_buff *abuf = NULL; struct port *p_ptr = tipc_port_lock(msg_destport(msg)); if (p_ptr) { @@ -510,7 +510,7 @@ int tipc_port_reject_sections(struct port *p_ptr, struct tipc_msg *hdr, static void port_timeout(unsigned long ref) { struct port *p_ptr = tipc_port_lock(ref); - struct sk_buff *buf = 0; + struct sk_buff *buf = NULL; if (!p_ptr || !p_ptr->publ.connected) return; @@ -540,7 +540,7 @@ static void port_timeout(unsigned long ref) static void port_handle_node_down(unsigned long ref) { struct port *p_ptr = tipc_port_lock(ref); - struct sk_buff* buf = 0; + struct sk_buff* buf = NULL; if (!p_ptr) return; @@ -555,7 +555,7 @@ static struct sk_buff *port_build_self_abort_msg(struct port *p_ptr, u32 err) u32 imp = msg_importance(&p_ptr->publ.phdr); if (!p_ptr->publ.connected) - return 0; + return NULL; if (imp < TIPC_CRITICAL_IMPORTANCE) imp++; return port_build_proto_msg(p_ptr->publ.ref, @@ -575,7 +575,7 @@ static struct sk_buff *port_build_peer_abort_msg(struct port *p_ptr, u32 err) u32 imp = msg_importance(&p_ptr->publ.phdr); if (!p_ptr->publ.connected) - return 0; + return NULL; if (imp < TIPC_CRITICAL_IMPORTANCE) imp++; return port_build_proto_msg(port_peerport(p_ptr), @@ -594,8 +594,8 @@ void tipc_port_recv_proto_msg(struct sk_buff *buf) struct tipc_msg *msg = buf_msg(buf); struct port *p_ptr = tipc_port_lock(msg_destport(msg)); u32 err = TIPC_OK; - struct sk_buff *r_buf = 0; - struct sk_buff *abort_buf = 0; + struct sk_buff *r_buf = NULL; + struct sk_buff *abort_buf = NULL; msg_dbg(msg, "PORT<RECV<:"); @@ -804,7 +804,7 @@ static void port_dispatcher_sigh(void *dummy) spin_lock_bh(&queue_lock); buf = msg_queue_head; - msg_queue_head = 0; + msg_queue_head = NULL; spin_unlock_bh(&queue_lock); while (buf) { @@ -991,8 +991,8 @@ static void port_wakeup_sh(unsigned long ref) { struct port *p_ptr; struct user_port *up_ptr; - tipc_continue_event cb = 0; - void *uh = 0; + tipc_continue_event cb = NULL; + void *uh = NULL; p_ptr = tipc_port_lock(ref); if (p_ptr) { @@ -1016,7 +1016,7 @@ static void port_wakeup(struct tipc_port *p_ptr) void tipc_acknowledge(u32 ref, u32 ack) { struct port *p_ptr; - struct sk_buff *buf = 0; + struct sk_buff *buf = NULL; p_ptr = tipc_port_lock(ref); if (!p_ptr) @@ -1062,7 +1062,7 @@ int tipc_createport(u32 user_ref, if (up_ptr == NULL) { return -ENOMEM; } - ref = tipc_createport_raw(0, port_dispatcher, port_wakeup, importance); + ref = tipc_createport_raw(NULL, port_dispatcher, port_wakeup, importance); p_ptr = tipc_port_lock(ref); if (!p_ptr) { kfree(up_ptr); @@ -1273,7 +1273,7 @@ int tipc_disconnect(u32 ref) int tipc_shutdown(u32 ref) { struct port *p_ptr; - struct sk_buff *buf = 0; + struct sk_buff *buf = NULL; p_ptr = tipc_port_lock(ref); if (!p_ptr) |