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From 69aaf3c41923fafd9616b1bbec51fa6bcb23b886 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Sat, 7 Mar 2015 15:05:50 -0500
Subject: [PATCH] bus: fix leak in error path
CID #1271349.
Cherry-picked from: bcf88fc3f14867f1cabc911c27b661d738281df0
Related: #1331667
---
src/libsystemd/sd-bus/bus-message.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/src/libsystemd/sd-bus/bus-message.c b/src/libsystemd/sd-bus/bus-message.c
index 295930303..c8402a23a 100644
--- a/src/libsystemd/sd-bus/bus-message.c
+++ b/src/libsystemd/sd-bus/bus-message.c
@@ -441,7 +441,7 @@ int bus_message_from_header(
size_t extra,
sd_bus_message **ret) {
- sd_bus_message *m;
+ _cleanup_free_ sd_bus_message *m = NULL;
struct bus_header *h;
size_t a, label_sz;
@@ -460,15 +460,13 @@ int bus_message_from_header(
return -EBADMSG;
h = header;
- if (h->version != 1 &&
- h->version != 2)
+ if (!IN_SET(h->version, 1, 2))
return -EBADMSG;
if (h->type == _SD_BUS_MESSAGE_TYPE_INVALID)
return -EBADMSG;
- if (h->endian != BUS_LITTLE_ENDIAN &&
- h->endian != BUS_BIG_ENDIAN)
+ if (!IN_SET(h->endian, BUS_LITTLE_ENDIAN, BUS_BIG_ENDIAN))
return -EBADMSG;
/* Note that we are happy with unknown flags in the flags header! */
@@ -557,6 +555,7 @@ int bus_message_from_header(
m->bus = sd_bus_ref(bus);
*ret = m;
+ m = NULL;
return 0;
}