netdev - [PATCH net 2/3] ipv4: eliminate endianness warnings in ip

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed,  6 Jan 2016 17:22:46 -0500
From:	Lance Richardson <lrichard@...hat.com>
To:	netdev@...r.kernel.org
Subject: [PATCH net 2/3] ipv4: eliminate endianness warnings in ip_fib.h

fib_multipath_hash() computes a hash using __be32 values, force
cast these to u32 to pacify sparse.

Signed-off-by: Lance Richardson <lrichard@...hat.com>
---
 include/net/ip_fib.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index 9f4df68..7029527 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -325,7 +325,8 @@ extern u32 fib_multipath_secret __read_mostly;
 
 static inline int fib_multipath_hash(__be32 saddr, __be32 daddr)
 {
-	return jhash_2words(saddr, daddr, fib_multipath_secret) >> 1;
+	return jhash_2words((__force u32)saddr, (__force u32)daddr,
+			    fib_multipath_secret) >> 1;
 }
 
 void fib_select_multipath(struct fib_result *res, int hash);
-- 
2.5.0

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html