NFS: Pull covers off IPv6 address parsing
Now that the needed IPv6 infrastructure is in place, allow the NFS client's
IP address parser to generate AF_INET6 addresses.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 7efc6a34..3cbe32f 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -652,12 +652,23 @@
struct sockaddr *sap,
size_t *len)
{
- struct sockaddr_in *ap = (void *)sap;
+ if (strchr(value, ':')) {
+ struct sockaddr_in6 *ap = (struct sockaddr_in6 *)sap;
+ u8 *addr = (u8 *)&ap->sin6_addr.in6_u;
- ap->sin_family = AF_INET;
- *len = sizeof(*ap);
- if (in4_pton(value, -1, (u8 *)&ap->sin_addr.s_addr, '\0', NULL))
- return;
+ ap->sin6_family = AF_INET6;
+ *len = sizeof(*ap);
+ if (in6_pton(value, -1, addr, '\0', NULL))
+ return;
+ } else {
+ struct sockaddr_in *ap = (struct sockaddr_in *)sap;
+ u8 *addr = (u8 *)&ap->sin_addr.s_addr;
+
+ ap->sin_family = AF_INET;
+ *len = sizeof(*ap);
+ if (in4_pton(value, -1, addr, '\0', NULL))
+ return;
+ }
sap->sa_family = AF_UNSPEC;
*len = 0;