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cifs: reuse cifs_match_ipaddr for comparison of dstaddr too 

We have two pieces of code that does pretty much the same
comparison. This change reuses cifs_match_ipaddr within
match_address.

Signed-off-by: Shyam Prasad N <sprasad@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Shyam Prasad N 2022-12-27 14:09:32 +00:00 committed by Steve French
parent a21be1f5df
commit 410612b072
1 changed files with 2 additions and 26 deletions
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28
fs/cifs/connect.c
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@ -1344,32 +1344,8 @@ match_port(struct TCP_Server_Info *server, struct sockaddr *addr)
static bool match_server_address(struct TCP_Server_Info *server, struct sockaddr *addr)
{
switch (addr->sa_family) {
case AF_INET: {
struct sockaddr_in *addr4 = (struct sockaddr_in *)addr;
struct sockaddr_in *srv_addr4 =
(struct sockaddr_in *)&server->dstaddr;
if (addr4->sin_addr.s_addr != srv_addr4->sin_addr.s_addr)
return false;
break;
}
case AF_INET6: {
struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)addr;
struct sockaddr_in6 *srv_addr6 =
(struct sockaddr_in6 *)&server->dstaddr;
if (!ipv6_addr_equal(&addr6->sin6_addr,
&srv_addr6->sin6_addr))
return false;
if (addr6->sin6_scope_id != srv_addr6->sin6_scope_id)
return false;
break;
}
default:
WARN_ON(1);
return false; /* don't expect to be here */
}
if (!cifs_match_ipaddr(addr, (struct sockaddr *)&server->dstaddr))
return false;
return true;
}