netpoll: Remove unused fields from inet_addr union

Clean up the inet_addr union by removing unused fields that are
redundant with existing members:

This simplifies the union structure while maintaining all necessary
functionality for both IPv4 and IPv6 address handling.

Signed-off-by: Breno Leitao <leitao@debian.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250723-netconsole_ref-v3-1-8be9b24e4a99@debian.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: leitao

include/linux/netpoll.h

@@ -15,10 +15,7 @@
 #include <linux/refcount.h>
 
 union inet_addr {
-	__u32		all[4];
 	__be32		ip;
-	__be32		ip6[4];
-	struct in_addr	in;
 	struct in6_addr	in6;
 };