[NET]: Annotate csum_partial() callers in net/*
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/socket.h b/include/linux/socket.h
index 592b666..92cd38e 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -293,7 +293,7 @@
extern int csum_partial_copy_fromiovecend(unsigned char *kdata,
struct iovec *iov,
int offset,
- unsigned int len, int *csump);
+ unsigned int len, __wsum *csump);
extern int verify_iovec(struct msghdr *m, struct iovec *iov, char *address, int mode);
extern int memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len);
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index ac69e55..9a527c3 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -151,7 +151,7 @@
struct sk_buff *skb;
unsigned int offset;
size_t count;
- unsigned int csum;
+ __wsum csum;
} skb_reader_t;
typedef size_t (*skb_read_actor_t)(skb_reader_t *desc, void *to, size_t len);
diff --git a/net/core/iovec.c b/net/core/iovec.c
index 65e4b56..04b249c 100644
--- a/net/core/iovec.c
+++ b/net/core/iovec.c
@@ -158,9 +158,9 @@
* call to this function will be unaligned also.
*/
int csum_partial_copy_fromiovecend(unsigned char *kdata, struct iovec *iov,
- int offset, unsigned int len, int *csump)
+ int offset, unsigned int len, __wsum *csump)
{
- int csum = *csump;
+ __wsum csum = *csump;
int partial_cnt = 0, err = 0;
/* Skip over the finished iovecs */
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index dfa02cc..c0e3427 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1265,7 +1265,7 @@
end = start + skb_shinfo(skb)->frags[i].size;
if ((copy = end - offset) > 0) {
- unsigned int csum2;
+ __wsum csum2;
u8 *vaddr;
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 5f3e35c..f9194f7 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -682,7 +682,7 @@
if (memcpy_fromiovecend(to, iov, offset, len) < 0)
return -EFAULT;
} else {
- unsigned int csum = 0;
+ __wsum csum = 0;
if (csum_partial_copy_fromiovecend(to, iov, offset, len, &csum) < 0)
return -EFAULT;
skb->csum = csum_block_add(skb->csum, csum, odd);
@@ -690,11 +690,11 @@
return 0;
}
-static inline unsigned int
+static inline __wsum
csum_page(struct page *page, int offset, int copy)
{
char *kaddr;
- unsigned int csum;
+ __wsum csum;
kaddr = kmap(page);
csum = csum_partial(kaddr + offset, copy, 0);
kunmap(page);
@@ -1166,7 +1166,7 @@
}
if (skb->ip_summed == CHECKSUM_NONE) {
- unsigned int csum;
+ __wsum csum;
csum = csum_page(page, offset, len);
skb->csum = csum_block_add(skb->csum, csum, skb->len);
}
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index b43a278..2f208c7 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -151,8 +151,9 @@
* each socket state is protected by separate rwlock.
*/
-static inline unsigned unix_hash_fold(unsigned hash)
+static inline unsigned unix_hash_fold(__wsum n)
{
+ unsigned hash = (__force unsigned)n;
hash ^= hash>>16;
hash ^= hash>>8;
return hash&(UNIX_HASH_SIZE-1);
