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Commit 76075b45 authored by Rahul Lakkireddy's avatar Rahul Lakkireddy Committed by Greg Kroah-Hartman
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cxgb4: fix all-mask IP address comparison 



[ Upstream commit 76c4d85c9260c3d741cbd194c30c61983d0a4303 ]

Convert all-mask IP address to Big Endian, instead, for comparison.

Fixes: f286dd8eaad5 ("cxgb4: use correct type for all-mask IP address comparison")
Signed-off-by: default avatarRahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 306290ba

drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c

+5 −5
Original line number Diff line number Diff line
@@ -810,16 +810,16 @@ static bool is_addr_all_mask(u8 *ipmask, int family) 
		struct in_addr *addr;



		addr = (struct in_addr *)ipmask;

		if (ntohl(addr->s_addr) == 0xffffffff)

		if (addr->s_addr == htonl(0xffffffff))

			return true;

	} else if (family == AF_INET6) {

		struct in6_addr *addr6;



		addr6 = (struct in6_addr *)ipmask;

		if (ntohl(addr6->s6_addr32[0]) == 0xffffffff &&

		    ntohl(addr6->s6_addr32[1]) == 0xffffffff &&

		    ntohl(addr6->s6_addr32[2]) == 0xffffffff &&

		    ntohl(addr6->s6_addr32[3]) == 0xffffffff)

		if (addr6->s6_addr32[0] == htonl(0xffffffff) &&

		    addr6->s6_addr32[1] == htonl(0xffffffff) &&

		    addr6->s6_addr32[2] == htonl(0xffffffff) &&

		    addr6->s6_addr32[3] == htonl(0xffffffff))

			return true;

	}

	return false;