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From: Shyam Prasad N <sprasad@microsoft.com>
Date: Tue, 27 Dec 2022 14:04:29 +0000
Subject: [PATCH] cifs: match even the scope id for ipv6 addresses
Git-commit: a21be1f5df85831147d5a1cbb5f2a13ec8c6852b
References: bsc#1193629
Patch-mainline: v6.3-rc1

match_address function matches the scope id for ipv6 addresses,
but cifs_match_ipaddr (which is another function used for comparison)
does not use scope id. Doing so with this change.

Signed-off-by: Shyam Prasad N <sprasad@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Acked-by: Paulo Alcantara <palcantara@suse.de>
---
 fs/cifs/connect.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index ec020d860be3..5dabd8dc3e8e 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1294,7 +1294,8 @@ cifs_match_ipaddr(struct sockaddr *srcaddr, struct sockaddr *rhs)
 	case AF_INET6: {
 		struct sockaddr_in6 *saddr6 = (struct sockaddr_in6 *)srcaddr;
 		struct sockaddr_in6 *vaddr6 = (struct sockaddr_in6 *)rhs;
-		return ipv6_addr_equal(&saddr6->sin6_addr, &vaddr6->sin6_addr);
+		return (ipv6_addr_equal(&saddr6->sin6_addr, &vaddr6->sin6_addr)
+			&& saddr6->sin6_scope_id == vaddr6->sin6_scope_id);
 	}
 	default:
 		WARN_ON(1);
-- 
2.39.2