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Message-Id: <20200714184057.840546789@linuxfoundation.org>
Date: Tue, 14 Jul 2020 20:44:07 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org,
Rahul Lakkireddy <rahul.lakkireddy@...lsio.com>,
"David S. Miller" <davem@...emloft.net>,
Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.19 34/58] cxgb4: fix all-mask IP address comparison
From: Rahul Lakkireddy <rahul.lakkireddy@...lsio.com>
[ 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: Rahul Lakkireddy <rahul.lakkireddy@...lsio.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
index 86745f33a252d..97d97de9accc5 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
@@ -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;
--
2.25.1
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