[DLM] zero unused parts of sockaddr_storage

When we build a sockaddr_storage for an IP address, clear the unused parts as they could be used for node comparisons. I have seen this occasionally make sctp connections fail. Signed-Off-By: Patrick Caulfield <[email protected]> Signed-off-by: Steven Whitehouse <[email protected]>
josf · Aug 14, 2007 · 01c8cab · 01c8cab
1 parent 41684f9
commit 01c8cab
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
@@ -313,6 +313,7 @@ static void make_sockaddr(struct sockaddr_storage *saddr, uint16_t port,
 		in6_addr->sin6_port = cpu_to_be16(port);
 		*addr_len = sizeof(struct sockaddr_in6);
 	}
+	memset((char *)saddr + *addr_len, 0, sizeof(struct sockaddr_storage) - *addr_len);
 }
 
 /* Close a remote connection and tidy up */