summaryrefslogtreecommitdiff
path: root/src/libsystemd/sd-rtnl/rtnl-util.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/libsystemd/sd-rtnl/rtnl-util.c')
-rw-r--r--src/libsystemd/sd-rtnl/rtnl-util.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/src/libsystemd/sd-rtnl/rtnl-util.c b/src/libsystemd/sd-rtnl/rtnl-util.c
index 0bc2c9b1f5..fe0f34e125 100644
--- a/src/libsystemd/sd-rtnl/rtnl-util.c
+++ b/src/libsystemd/sd-rtnl/rtnl-util.c
@@ -26,7 +26,7 @@
#include "rtnl-util.h"
#include "rtnl-internal.h"
-int rtnl_set_link_name(sd_rtnl *rtnl, int ifindex, const char *name) {
+int rtnl_set_link_name(sd_rtnl **rtnl, int ifindex, const char *name) {
_cleanup_rtnl_message_unref_ sd_rtnl_message *message = NULL;
int r;
@@ -34,7 +34,13 @@ int rtnl_set_link_name(sd_rtnl *rtnl, int ifindex, const char *name) {
assert(ifindex > 0);
assert(name);
- r = sd_rtnl_message_new_link(rtnl, &message, RTM_SETLINK, ifindex);
+ if (!*rtnl) {
+ r = sd_rtnl_open(rtnl, 0);
+ if (r < 0)
+ return r;
+ }
+
+ r = sd_rtnl_message_new_link(*rtnl, &message, RTM_SETLINK, ifindex);
if (r < 0)
return r;
@@ -42,7 +48,7 @@ int rtnl_set_link_name(sd_rtnl *rtnl, int ifindex, const char *name) {
if (r < 0)
return r;
- r = sd_rtnl_call(rtnl, message, 0, NULL);
+ r = sd_rtnl_call(*rtnl, message, 0, NULL);
if (r < 0)
return r;