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authorDavid Howells <dhowells@redhat.com>2006-12-05 14:37:56 (GMT)
committerDavid Howells <dhowells@warthog.cambridge.redhat.com>2006-12-05 14:37:56 (GMT)
commit4c1ac1b49122b805adfa4efc620592f68dccf5db (patch)
tree87557f4bc2fd4fe65b7570489c2f610c45c0adcd /arch/ia64/lib/checksum.c
parentc4028958b6ecad064b1a6303a6a5906d4fe48d73 (diff)
parentd916faace3efc0bf19fe9a615a1ab8fa1a24cd93 (diff)
downloadlinux-4c1ac1b49122b805adfa4efc620592f68dccf5db.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/infiniband/core/iwcm.c drivers/net/chelsio/cxgb2.c drivers/net/wireless/bcm43xx/bcm43xx_main.c drivers/net/wireless/prism54/islpci_eth.c drivers/usb/core/hub.h drivers/usb/input/hid-core.c net/core/netpoll.c Fix up merge failures with Linus's head and fix new compilation failures. Signed-Off-By: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/ia64/lib/checksum.c')
-rw-r--r--arch/ia64/lib/checksum.c38
1 files changed, 18 insertions, 20 deletions
diff --git a/arch/ia64/lib/checksum.c b/arch/ia64/lib/checksum.c
index beb1172..4411d9b 100644
--- a/arch/ia64/lib/checksum.c
+++ b/arch/ia64/lib/checksum.c
@@ -33,32 +33,32 @@ from64to16 (unsigned long x)
* computes the checksum of the TCP/UDP pseudo-header
* returns a 16-bit checksum, already complemented.
*/
-unsigned short int
-csum_tcpudp_magic (unsigned long saddr, unsigned long daddr, unsigned short len,
- unsigned short proto, unsigned int sum)
+__sum16
+csum_tcpudp_magic (__be32 saddr, __be32 daddr, unsigned short len,
+ unsigned short proto, __wsum sum)
{
- return ~from64to16(saddr + daddr + sum + ((unsigned long) ntohs(len) << 16) +
- ((unsigned long) proto << 8));
+ return (__force __sum16)~from64to16(
+ (__force u64)saddr + (__force u64)daddr +
+ (__force u64)sum + ((len + proto) << 8));
}
EXPORT_SYMBOL(csum_tcpudp_magic);
-unsigned int
-csum_tcpudp_nofold (unsigned long saddr, unsigned long daddr, unsigned short len,
- unsigned short proto, unsigned int sum)
+__wsum
+csum_tcpudp_nofold (__be32 saddr, __be32 daddr, unsigned short len,
+ unsigned short proto, __wsum sum)
{
unsigned long result;
- result = (saddr + daddr + sum +
- ((unsigned long) ntohs(len) << 16) +
- ((unsigned long) proto << 8));
+ result = (__force u64)saddr + (__force u64)daddr +
+ (__force u64)sum + ((len + proto) << 8);
/* Fold down to 32-bits so we don't lose in the typedef-less network stack. */
/* 64 to 33 */
result = (result & 0xffffffff) + (result >> 32);
/* 33 to 32 */
result = (result & 0xffffffff) + (result >> 32);
- return result;
+ return (__force __wsum)result;
}
extern unsigned long do_csum (const unsigned char *, long);
@@ -75,16 +75,15 @@ extern unsigned long do_csum (const unsigned char *, long);
*
* it's best to have buff aligned on a 32-bit boundary
*/
-unsigned int
-csum_partial (const unsigned char * buff, int len, unsigned int sum)
+__wsum csum_partial(const void *buff, int len, __wsum sum)
{
- unsigned long result = do_csum(buff, len);
+ u64 result = do_csum(buff, len);
/* add in old sum, and carry.. */
- result += sum;
+ result += (__force u32)sum;
/* 32+c bits -> 32 bits */
result = (result & 0xffffffff) + (result >> 32);
- return result;
+ return (__force __wsum)result;
}
EXPORT_SYMBOL(csum_partial);
@@ -93,10 +92,9 @@ EXPORT_SYMBOL(csum_partial);
* this routine is used for miscellaneous IP-like checksums, mainly
* in icmp.c
*/
-unsigned short
-ip_compute_csum (unsigned char * buff, int len)
+__sum16 ip_compute_csum (const void *buff, int len)
{
- return ~do_csum(buff,len);
+ return (__force __sum16)~do_csum(buff,len);
}
EXPORT_SYMBOL(ip_compute_csum);