summaryrefslogtreecommitdiffstats
path: root/arch/blackfin/lib/checksum.c
diff options
context:
space:
mode:
authorJ. Bruce Fields <bfields@citi.umich.edu>2008-07-03 16:24:06 -0400
committerJ. Bruce Fields <bfields@citi.umich.edu>2008-07-03 16:24:06 -0400
commite86322f611eef95aafaf726fd3965e5b211f1985 (patch)
tree28547e26df4fc6ae671dc8cc6912a53717e4db08 /arch/blackfin/lib/checksum.c
parentb001a1b6aa960949a24c2cdc28257dfcc9428d74 (diff)
parent8948896c9e098c6fd31a6a698a598a7cbd7fa40e (diff)
Merge branch 'for-bfields' of git://linux-nfs.org/~tomtucker/xprt-switch-2.6 into for-2.6.27
Diffstat (limited to 'arch/blackfin/lib/checksum.c')
-rw-r--r--arch/blackfin/lib/checksum.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/arch/blackfin/lib/checksum.c b/arch/blackfin/lib/checksum.c
index 42768e0c80c..5c87505165d 100644
--- a/arch/blackfin/lib/checksum.c
+++ b/arch/blackfin/lib/checksum.c
@@ -72,9 +72,9 @@ static unsigned short do_csum(const unsigned char *buff, int len)
* This is a version of ip_compute_csum() optimized for IP headers,
* which always checksum on 4 octet boundaries.
*/
-unsigned short ip_fast_csum(unsigned char *iph, unsigned int ihl)
+__sum16 ip_fast_csum(unsigned char *iph, unsigned int ihl)
{
- return ~do_csum(iph, ihl * 4);
+ return (__force __sum16)~do_csum(iph, ihl * 4);
}
/*
@@ -89,7 +89,7 @@ unsigned short ip_fast_csum(unsigned char *iph, unsigned int ihl)
*
* 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)
{
/*
* Just in case we get nasty checksum data...
@@ -109,22 +109,22 @@ unsigned int csum_partial(const unsigned char *buff, int len, unsigned int sum)
* this routine is used for miscellaneous IP-like checksums, mainly
* in icmp.c
*/
-unsigned short ip_compute_csum(const 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);
}
/*
* copy from fs while checksumming, otherwise like csum_partial
*/
-unsigned int
-csum_partial_copy_from_user(const unsigned char *src, unsigned char *dst,
- int len, int sum, int *csum_err)
+__wsum
+csum_partial_copy_from_user(const void __user *src, void *dst,
+ int len, __wsum sum, int *csum_err)
{
if (csum_err)
*csum_err = 0;
- memcpy(dst, src, len);
+ memcpy(dst, (__force void *)src, len);
return csum_partial(dst, len, sum);
}
@@ -132,8 +132,7 @@ csum_partial_copy_from_user(const unsigned char *src, unsigned char *dst,
* copy from ds while checksumming, otherwise like csum_partial
*/
-unsigned int csum_partial_copy(const unsigned char *src, unsigned char *dst,
- int len, int sum)
+__wsum csum_partial_copy(const void *src, void *dst, int len, __wsum sum)
{
memcpy(dst, src, len);
return csum_partial(dst, len, sum);