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lockd: Add address family-agnostic helper for zeroing the port number

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Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Chuck Lever 2008-08-27 16:57:38 -04:00 committed by J. Bruce Fields
parent 2860a0227b
commit 396cb3d003
1 changed files with 13 additions and 1 deletions
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14
fs/lockd/host.c
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@ -40,6 +40,18 @@ static struct nsm_handle * nsm_find(const struct sockaddr_in *sin,
const char *hostname,
unsigned int hostname_len);
static void nlm_clear_port(struct sockaddr *sap)
{
switch (sap->sa_family) {
case AF_INET:
((struct sockaddr_in *)sap)->sin_port = 0;
break;
case AF_INET6:
((struct sockaddr_in6 *)sap)->sin6_port = 0;
break;
}
}
static void nlm_display_address(const struct sockaddr *sap,
char *buf, const size_t len)
{
@ -154,7 +166,7 @@ static struct nlm_host *nlm_lookup_host(int server,
}
host->h_name = nsm->sm_name;
host->h_addr = *sin;
host->h_addr.sin_port = 0; /* ouch! */
nlm_clear_port((struct sockaddr *)&host->h_addr);
host->h_saddr = *ssin;
host->h_version = version;
host->h_proto = proto;