[PATCH] knfsd: SUNRPC: Provide room in svc_rqst for larger addresses

Expand the rq_addr field to allow it to contain larger addresses.

Specifically, we replace a 'sockaddr_in' with a 'sockaddr_storage', then
everywhere the 'sockaddr_in' was referenced, we use instead an accessor
function (svc_addr_in) which safely casts the _storage to _in.

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>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c
index f90d70475854..578f2c9d56be 100644
--- a/fs/nfsd/nfscache.c
+++ b/fs/nfsd/nfscache.c
@@ -185,7 +185,7 @@ nfsd_cache_lookup(struct svc_rqst *rqstp, int type)
         rp->c_state = RC_INPROG;
         rp->c_xid = xid;
         rp->c_proc = proc;
-        rp->c_addr = rqstp->rq_addr;
+        memcpy(&rp->c_addr, svc_addr_in(rqstp), sizeof(rp->c_addr));
         rp->c_prot = proto;
         rp->c_vers = vers;
         rp->c_timestamp = jiffies;