linux-kernel - [PATCH] af_key: suppress a warning for 64k pages.

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-next>] [day] [month] [year] [list]

Message-Id: <20071031145954.fe106f73.sfr@canb.auug.org.au>
Date:	Wed, 31 Oct 2007 14:59:54 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	netdev@...r.kernel.org
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] af_key: suppress a warning for 64k pages.

On PowerPC allmodconfig build we get this:

net/key/af_key.c:400: warning: comparison is always false due to limited range of data type

Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
---
 net/key/af_key.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

diff --git a/net/key/af_key.c b/net/key/af_key.c
index 7969f8a..7da6c1a 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -397,8 +397,11 @@ static inline int verify_sec_ctx_len(void *p)
 	struct sadb_x_sec_ctx *sec_ctx = (struct sadb_x_sec_ctx *)p;
 	int len;
 
+	/* sadb_x_ctx_len is uint16_t */
+#if PAGE_SIZE < (1 << 16)
 	if (sec_ctx->sadb_x_ctx_len > PAGE_SIZE)
 		return -EINVAL;
+#endif
 
 	len = pfkey_sec_ctx_len(sec_ctx);
 
-- 
1.5.3.4

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/