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kmod-native: use bswap to work on older Linux hosts 

We can't use htobe* and be*toh functions because they are not
available on older versions of glibc, For example, shipped on Centos 5.5.

Change to directly calling bswap_* as defined in byteswap.h.

(From OE-Core master rev: 63edb6b9a8bdf2f5541edd618f2f598185e37223)

(From OE-Core rev: 2e791639625746037626e348cfac4ad1109bb9ae)

Signed-off-by: Ting Liu <b28495@freescale.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Ting Liu 2013-09-10 06:00:20 +00:00 committed by Richard Purdie
parent fb354a3a1c
commit 63d6c644a3
2 changed files with 40 additions and 0 deletions
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1
meta/recipes-kernel/kmod/kmod-native_git.bb
View File

@ -6,6 +6,7 @@ inherit native
SRC_URI += "file://fix-undefined-O_CLOEXEC.patch \
file://0001-Fix-build-with-older-gcc-4.6.patch \
file://Change-to-calling-bswap_-instead-of-htobe-and-be-toh.patch \
"
do_install_append (){

39
meta/recipes-kernel/kmod/kmod/Change-to-calling-bswap_-instead-of-htobe-and-be-toh.patch Normal file
View File

@ -0,0 +1,39 @@
From 0c4dbadc9db3cda1cfca64e44ea08c6e89919ea7 Mon Sep 17 00:00:00 2001
From: Ting Liu <b28495@freescale.com>
Date: Tue, 10 Sep 2013 13:44:18 +0800
Subject: [PATCH] Change to calling bswap_* instead of htobe* and be*toh
We can't use htobe* and be*toh functions because they are not
available on older versions of glibc, For example, shipped on Centos 5.5.
Change to directly calling bswap_* as defined in+byteswap.h.
Signed-off-by: Ting Liu <b28495@freescale.com>
---
libkmod/libkmod-signature.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/libkmod/libkmod-signature.c b/libkmod/libkmod-signature.c
index 6b80caa..3544a36 100644
--- a/libkmod/libkmod-signature.c
+++ b/libkmod/libkmod-signature.c
@@ -19,6 +19,7 @@
*/
#include <endian.h>
+#include <byteswap.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
@@ -121,7 +122,7 @@ bool kmod_module_signature_info(const struct kmod_file *file, struct kmod_signat
modsig->hash >= PKEY_HASH__LAST ||
modsig->id_type >= PKEY_ID_TYPE__LAST)
return false;
- sig_len = be32toh(modsig->sig_len);
+ sig_len = bswap_32(modsig->sig_len);
if (size < (off_t)(modsig->signer_len + modsig->key_id_len + sig_len))
return false;
--
1.7.5.4