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authorLennart Poettering <lennart@poettering.net>2014-11-24 22:11:53 +0100
committerLennart Poettering <lennart@poettering.net>2014-11-25 14:28:34 +0100
commit359c09b1c1afa5a5ed4002940d7d6e61b74b7e3b (patch)
tree1a63bccf433afe0fcc74db9c140ee6821a60e5eb /src/libsystemd/sd-bus
parent40ed1a4574152337479f7f9c01763b84847ff09f (diff)
sd-bus: don't fail when querying creds and dbus1 refuses to tell us the selinux context
Diffstat (limited to 'src/libsystemd/sd-bus')
-rw-r--r--src/libsystemd/sd-bus/bus-control.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/src/libsystemd/sd-bus/bus-control.c b/src/libsystemd/sd-bus/bus-control.c
index 7db912b64b..b887d32579 100644
--- a/src/libsystemd/sd-bus/bus-control.c
+++ b/src/libsystemd/sd-bus/bus-control.c
@@ -797,6 +797,7 @@ static int bus_get_name_creds_dbus1(
}
if (mask & SD_BUS_CREDS_SELINUX_CONTEXT) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
const void *p = NULL;
size_t sz = 0;
@@ -806,22 +807,24 @@ static int bus_get_name_creds_dbus1(
"/org/freedesktop/DBus",
"org.freedesktop.DBus",
"GetConnectionSELinuxSecurityContext",
- NULL,
+ &error,
&reply,
"s",
unique ? unique : name);
- if (r < 0)
- return r;
-
- r = sd_bus_message_read_array(reply, 'y', &p, &sz);
- if (r < 0)
- return r;
+ if (r < 0) {
+ if (!sd_bus_error_has_name(&error, "org.freedesktop.DBus.Error.SELinuxSecurityContextUnknown"))
+ return r;
+ } else {
+ r = sd_bus_message_read_array(reply, 'y', &p, &sz);
+ if (r < 0)
+ return r;
- c->label = strndup(p, sz);
- if (!c->label)
- return -ENOMEM;
+ c->label = strndup(p, sz);
+ if (!c->label)
+ return -ENOMEM;
- c->mask |= SD_BUS_CREDS_SELINUX_CONTEXT;
+ c->mask |= SD_BUS_CREDS_SELINUX_CONTEXT;
+ }
}
r = bus_creds_add_more(c, mask, pid, 0);