systemd/0044-journald-use-unaligned_read-instead-of-memcpy.patch
Zbigniew Jędrzejewski-Szmek f4a67616bd Backport a bunch of fixes
2017-06-15 10:26:56 -04:00

41 lines
1.5 KiB
Diff

From 32fb431ebca202f885257c50574bf1c13939e5e9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Sat, 13 May 2017 22:42:08 -0400
Subject: [PATCH] journald: use unaligned_read instead of memcpy
(cherry picked from commit 731e10f3c588a31936454d3207155c497219d99a)
---
src/journal/journald-native.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/src/journal/journald-native.c b/src/journal/journald-native.c
index c9bf3832c7..d839e04488 100644
--- a/src/journal/journald-native.c
+++ b/src/journal/journald-native.c
@@ -40,6 +40,7 @@
#include "selinux-util.h"
#include "socket-util.h"
#include "string-util.h"
+#include "unaligned.h"
bool valid_user_field(const char *p, size_t l, bool allow_protected) {
const char *a;
@@ -218,7 +219,6 @@ void server_process_native_message(
p = e + 1;
continue;
} else {
- le64_t l_le;
uint64_t l;
char *k;
@@ -227,8 +227,7 @@ void server_process_native_message(
break;
}
- memcpy(&l_le, e + 1, sizeof(uint64_t));
- l = le64toh(l_le);
+ l = unaligned_read_le64(e + 1);
if (l > DATA_SIZE_MAX) {
log_debug("Received binary data block of %"PRIu64" bytes is too large, ignoring.", l);