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[NET]: Fix sparse warnings 

From: Victor Fusco <victor@cetuc.puc-rio.br>

Fix the sparse warning "implicit cast to nocast type"

Signed-off-by: Victor Fusco <victor@cetuc.puc-rio.br>
Signed-off-by: Domen Puncer <domen@coderock.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Victor Fusco 2005-07-08 14:57:47 -07:00 committed by David S. Miller
parent b03efcfb21
commit 86a76caf87
7 changed files with 50 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
include/linux/skbuff.h
View File

@ -300,20 +300,26 @@ struct sk_buff {
#include <asm/system.h>
extern void __kfree_skb(struct sk_buff *skb);
extern struct sk_buff *alloc_skb(unsigned int size, int priority);
extern struct sk_buff *alloc_skb(unsigned int size,
unsigned int __nocast priority);
extern struct sk_buff *alloc_skb_from_cache(kmem_cache_t *cp,
unsigned int size, int priority);
unsigned int size,
unsigned int __nocast priority);
extern void kfree_skbmem(struct sk_buff *skb);
extern struct sk_buff *skb_clone(struct sk_buff *skb, int priority);
extern struct sk_buff *skb_copy(const struct sk_buff *skb, int priority);
extern struct sk_buff *pskb_copy(struct sk_buff *skb, int gfp_mask);
extern struct sk_buff *skb_clone(struct sk_buff *skb,
unsigned int __nocast priority);
extern struct sk_buff *skb_copy(const struct sk_buff *skb,
unsigned int __nocast priority);
extern struct sk_buff *pskb_copy(struct sk_buff *skb,
unsigned int __nocast gfp_mask);
extern int pskb_expand_head(struct sk_buff *skb,
int nhead, int ntail, int gfp_mask);
int nhead, int ntail,
unsigned int __nocast gfp_mask);
extern struct sk_buff *skb_realloc_headroom(struct sk_buff *skb,
unsigned int headroom);
extern struct sk_buff *skb_copy_expand(const struct sk_buff *skb,
int newheadroom, int newtailroom,
int priority);
unsigned int __nocast priority);
extern struct sk_buff * skb_pad(struct sk_buff *skb, int pad);
#define dev_kfree_skb(a) kfree_skb(a)
extern void skb_over_panic(struct sk_buff *skb, int len,
@ -464,7 +470,8 @@ static inline int skb_shared(const struct sk_buff *skb)
*
* NULL is returned on a memory allocation failure.
*/
static inline struct sk_buff *skb_share_check(struct sk_buff *skb, int pri)
static inline struct sk_buff *skb_share_check(struct sk_buff *skb,
unsigned int __nocast pri)
{
might_sleep_if(pri & __GFP_WAIT);
if (skb_shared(skb)) {
@ -1001,7 +1008,7 @@ static inline void __skb_queue_purge(struct sk_buff_head *list)
* %NULL is returned in there is no free memory.
*/
static inline struct sk_buff *__dev_alloc_skb(unsigned int length,
int gfp_mask)
unsigned int __nocast gfp_mask)
{
struct sk_buff *skb = alloc_skb(length + 16, gfp_mask);
if (likely(skb))
@ -1114,8 +1121,8 @@ static inline int skb_can_coalesce(struct sk_buff *skb, int i,
* If there is no free memory -ENOMEM is returned, otherwise zero
* is returned and the old skb data released.
*/
extern int __skb_linearize(struct sk_buff *skb, int gfp);
static inline int skb_linearize(struct sk_buff *skb, int gfp)
extern int __skb_linearize(struct sk_buff *skb, unsigned int __nocast gfp);
static inline int skb_linearize(struct sk_buff *skb, unsigned int __nocast gfp)
{
return __skb_linearize(skb, gfp);
}

18
include/net/sock.h
View File

@ -684,16 +684,17 @@ extern void FASTCALL(release_sock(struct sock *sk));
#define bh_lock_sock(__sk) spin_lock(&((__sk)->sk_lock.slock))
#define bh_unlock_sock(__sk) spin_unlock(&((__sk)->sk_lock.slock))
extern struct sock *sk_alloc(int family, int priority,
extern struct sock *sk_alloc(int family,
unsigned int __nocast priority,
struct proto *prot, int zero_it);
extern void sk_free(struct sock *sk);
extern struct sk_buff *sock_wmalloc(struct sock *sk,
unsigned long size, int force,
int priority);
unsigned int __nocast priority);
extern struct sk_buff *sock_rmalloc(struct sock *sk,
unsigned long size, int force,
int priority);
unsigned int __nocast priority);
extern void sock_wfree(struct sk_buff *skb);
extern void sock_rfree(struct sk_buff *skb);
@ -708,7 +709,8 @@ extern struct sk_buff *sock_alloc_send_skb(struct sock *sk,
unsigned long size,
int noblock,
int *errcode);
extern void *sock_kmalloc(struct sock *sk, int size, int priority);
extern void *sock_kmalloc(struct sock *sk, int size,
unsigned int __nocast priority);
extern void sock_kfree_s(struct sock *sk, void *mem, int size);
extern void sk_send_sigurg(struct sock *sk);
@ -1132,7 +1134,8 @@ static inline void sk_stream_moderate_sndbuf(struct sock *sk)
}
static inline struct sk_buff *sk_stream_alloc_pskb(struct sock *sk,
int size, int mem, int gfp)
int size, int mem,
unsigned int __nocast gfp)
{
struct sk_buff *skb;
int hdr_len;
@ -1155,7 +1158,8 @@ static inline struct sk_buff *sk_stream_alloc_pskb(struct sock *sk,
}
static inline struct sk_buff *sk_stream_alloc_skb(struct sock *sk,
int size, int gfp)
int size,
unsigned int __nocast gfp)
{
return sk_stream_alloc_pskb(sk, size, 0, gfp);
}
@ -1188,7 +1192,7 @@ static inline int sock_writeable(const struct sock *sk)
return atomic_read(&sk->sk_wmem_alloc) < (sk->sk_sndbuf / 2);
}
static inline int gfp_any(void)
static inline unsigned int __nocast gfp_any(void)
{
return in_softirq() ? GFP_ATOMIC : GFP_KERNEL;
}

3
include/net/tcp.h
View File

@ -860,7 +860,8 @@ extern void tcp_send_probe0(struct sock *);
extern void tcp_send_partial(struct sock *);
extern int tcp_write_wakeup(struct sock *);
extern void tcp_send_fin(struct sock *sk);
extern void tcp_send_active_reset(struct sock *sk, int priority);
extern void tcp_send_active_reset(struct sock *sk,
unsigned int __nocast priority);
extern int tcp_send_synack(struct sock *);
extern void tcp_push_one(struct sock *, unsigned int mss_now);
extern void tcp_send_ack(struct sock *sk);

2
net/core/dev.c
View File

@ -1127,7 +1127,7 @@ static inline int illegal_highdma(struct net_device *dev, struct sk_buff *skb)
extern void skb_release_data(struct sk_buff *);
/* Keep head the same: replace data */
int __skb_linearize(struct sk_buff *skb, int gfp_mask)
int __skb_linearize(struct sk_buff *skb, unsigned int __nocast gfp_mask)
{
unsigned int size;
u8 *data;

17
net/core/skbuff.c
View File

@ -129,7 +129,7 @@ void skb_under_panic(struct sk_buff *skb, int sz, void *here)
* Buffers may only be allocated from interrupts using a @gfp_mask of
* %GFP_ATOMIC.
*/
struct sk_buff *alloc_skb(unsigned int size, int gfp_mask)
struct sk_buff *alloc_skb(unsigned int size, unsigned int __nocast gfp_mask)
{
struct sk_buff *skb;
u8 *data;
@ -182,7 +182,8 @@ nodata:
* %GFP_ATOMIC.
*/
struct sk_buff *alloc_skb_from_cache(kmem_cache_t *cp,
unsigned int size, int gfp_mask)
unsigned int size,
unsigned int __nocast gfp_mask)
{
struct sk_buff *skb;
u8 *data;
@ -322,7 +323,7 @@ void __kfree_skb(struct sk_buff *skb)
* %GFP_ATOMIC.
*/
struct sk_buff *skb_clone(struct sk_buff *skb, int gfp_mask)
struct sk_buff *skb_clone(struct sk_buff *skb, unsigned int __nocast gfp_mask)
{
struct sk_buff *n = kmem_cache_alloc(skbuff_head_cache, gfp_mask);
@ -460,7 +461,7 @@ static void copy_skb_header(struct sk_buff *new, const struct sk_buff *old)
* header is going to be modified. Use pskb_copy() instead.
*/
struct sk_buff *skb_copy(const struct sk_buff *skb, int gfp_mask)
struct sk_buff *skb_copy(const struct sk_buff *skb, unsigned int __nocast gfp_mask)
{
int headerlen = skb->data - skb->head;
/*
@ -499,7 +500,7 @@ struct sk_buff *skb_copy(const struct sk_buff *skb, int gfp_mask)
* The returned buffer has a reference count of 1.
*/
struct sk_buff *pskb_copy(struct sk_buff *skb, int gfp_mask)
struct sk_buff *pskb_copy(struct sk_buff *skb, unsigned int __nocast gfp_mask)
{
/*
* Allocate the copy buffer
@ -557,7 +558,8 @@ out:
* reloaded after call to this function.
*/
int pskb_expand_head(struct sk_buff *skb, int nhead, int ntail, int gfp_mask)
int pskb_expand_head(struct sk_buff *skb, int nhead, int ntail,
unsigned int __nocast gfp_mask)
{
int i;
u8 *data;
@ -647,7 +649,8 @@ struct sk_buff *skb_realloc_headroom(struct sk_buff *skb, unsigned int headroom)
* only by netfilter in the cases when checksum is recalculated? --ANK
*/
struct sk_buff *skb_copy_expand(const struct sk_buff *skb,
int newheadroom, int newtailroom, int gfp_mask)
int newheadroom, int newtailroom,
unsigned int __nocast gfp_mask)
{
/*
* Allocate the copy buffer

11
net/core/sock.c
View File

@ -622,7 +622,8 @@ lenout:
* @prot: struct proto associated with this new sock instance
* @zero_it: if we should zero the newly allocated sock
*/
struct sock *sk_alloc(int family, int priority, struct proto *prot, int zero_it)
struct sock *sk_alloc(int family, unsigned int __nocast priority,
struct proto *prot, int zero_it)
{
struct sock *sk = NULL;
kmem_cache_t *slab = prot->slab;
@ -750,7 +751,8 @@ unsigned long sock_i_ino(struct sock *sk)
/*
* Allocate a skb from the socket's send buffer.
*/
struct sk_buff *sock_wmalloc(struct sock *sk, unsigned long size, int force, int priority)
struct sk_buff *sock_wmalloc(struct sock *sk, unsigned long size, int force,
unsigned int __nocast priority)
{
if (force || atomic_read(&sk->sk_wmem_alloc) < sk->sk_sndbuf) {
struct sk_buff * skb = alloc_skb(size, priority);
@ -765,7 +767,8 @@ struct sk_buff *sock_wmalloc(struct sock *sk, unsigned long size, int force, int
/*
* Allocate a skb from the socket's receive buffer.
*/
struct sk_buff *sock_rmalloc(struct sock *sk, unsigned long size, int force, int priority)
struct sk_buff *sock_rmalloc(struct sock *sk, unsigned long size, int force,
unsigned int __nocast priority)
{
if (force || atomic_read(&sk->sk_rmem_alloc) < sk->sk_rcvbuf) {
struct sk_buff *skb = alloc_skb(size, priority);
@ -780,7 +783,7 @@ struct sk_buff *sock_rmalloc(struct sock *sk, unsigned long size, int force, int
/*
* Allocate a memory block from the socket's option memory buffer.
*/
void *sock_kmalloc(struct sock *sk, int size, int priority)
void *sock_kmalloc(struct sock *sk, int size, unsigned int __nocast priority)
{
if ((unsigned)size <= sysctl_optmem_max &&
atomic_read(&sk->sk_omem_alloc) + size < sysctl_optmem_max) {

2
net/ipv4/tcp_output.c
View File

@ -1613,7 +1613,7 @@ void tcp_send_fin(struct sock *sk)
* was unread data in the receive queue. This behavior is recommended
* by draft-ietf-tcpimpl-prob-03.txt section 3.10. -DaveM
*/
void tcp_send_active_reset(struct sock *sk, int priority)
void tcp_send_active_reset(struct sock *sk, unsigned int __nocast priority)
{
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;