From: Daniel Mack <daniel@zonque.org>
Date: Thu, 9 Oct 2014 09:26:09 +0000 (+0200)
Subject: sd-bus: check return value of asprintf()
X-Git-Tag: v217~271
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=b1543c4c93855b61b40118e9f14a0423dac2e078;p=elogind.git

sd-bus: check return value of asprintf()

Check for OOM conditions of asprintf() in bus_set_address_user().
---

diff --git a/src/libsystemd/sd-bus/sd-bus.c b/src/libsystemd/sd-bus/sd-bus.c
index bc4376fb5..549f9e094 100644
--- a/src/libsystemd/sd-bus/sd-bus.c
+++ b/src/libsystemd/sd-bus/sd-bus.c
@@ -1163,7 +1163,11 @@ int bus_set_address_user(sd_bus *b) {
 #endif
         } else {
 #ifdef ENABLE_KDBUS
-                asprintf(&b->address, KERNEL_USER_BUS_FMT, getuid());
+                int r;
+
+                r = asprintf(&b->address, KERNEL_USER_BUS_FMT, getuid());
+                if (r < 0)
+                        return -ENOMEM;
 #else
                 return -ECONNREFUSED;
 #endif