[PATCH] knfsd: SUNRPC: Use sockaddr_storage to store address in svc_deferred_req
Sockaddr_storage will allow us to store arbitrary socket addresses in the
svc_deferred_req struct.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Cc: Aurelien Charbon <aurelien.charbon@ext.bull.net>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 1178689..52db9c8 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -292,8 +292,9 @@
struct svc_deferred_req {
u32 prot; /* protocol (UDP or TCP) */
- struct sockaddr_in addr;
- struct svc_sock *svsk; /* where reply must go */
+ struct svc_sock *svsk;
+ struct sockaddr_storage addr; /* where reply must go */
+ size_t addrlen;
__be32 daddr; /* where reply must come from */
struct cache_deferred_req handle;
int argslen;
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 08de328..6680e0f 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -1785,7 +1785,8 @@
dr->handle.owner = rqstp->rq_server;
dr->prot = rqstp->rq_prot;
- dr->addr = rqstp->rq_addr;
+ memcpy(&dr->addr, &rqstp->rq_addr, rqstp->rq_addrlen);
+ dr->addrlen = rqstp->rq_addrlen;
dr->daddr = rqstp->rq_daddr;
dr->argslen = rqstp->rq_arg.len >> 2;
memcpy(dr->args, rqstp->rq_arg.head[0].iov_base-skip, dr->argslen<<2);
@@ -1809,7 +1810,8 @@
rqstp->rq_arg.page_len = 0;
rqstp->rq_arg.len = dr->argslen<<2;
rqstp->rq_prot = dr->prot;
- rqstp->rq_addr = dr->addr;
+ memcpy(&rqstp->rq_addr, &dr->addr, dr->addrlen);
+ rqstp->rq_addrlen = dr->addrlen;
rqstp->rq_daddr = dr->daddr;
rqstp->rq_respages = rqstp->rq_pages;
return dr->argslen<<2;