refcnt: refcnt is unsigned, fix comparisons

This does not make a difference, but the code was confusing.

3 files changed, 3 insertions, 3 deletions

diff --git a/src/libsystemd/sd-hwdb/sd-hwdb.c b/src/libsystemd/sd-hwdb/sd-hwdb.c
index 7444ab5f12..a16807f9d5 100644
--- a/src/libsystemd/sd-hwdb/sd-hwdb.c
+++ b/src/libsystemd/sd-hwdb/sd-hwdb.c
@@ -344,7 +344,7 @@ _public_ sd_hwdb *sd_hwdb_ref(sd_hwdb *hwdb) {
 }
 
 _public_ sd_hwdb *sd_hwdb_unref(sd_hwdb *hwdb) {
-        if (hwdb && REFCNT_DEC(hwdb->n_ref) <= 0) {
+        if (hwdb && REFCNT_DEC(hwdb->n_ref) == 0) {
                 if (hwdb->map)
                         munmap((void *)hwdb->map, hwdb->st.st_size);
                 if (hwdb->f)
diff --git a/src/libsystemd/sd-rtnl/rtnl-message.c b/src/libsystemd/sd-rtnl/rtnl-message.c
index a089fae044..06a7a4b83a 100644
--- a/src/libsystemd/sd-rtnl/rtnl-message.c
+++ b/src/libsystemd/sd-rtnl/rtnl-message.c
@@ -586,7 +586,7 @@ sd_rtnl_message *sd_rtnl_message_ref(sd_rtnl_message *m) {
 }
 
 sd_rtnl_message *sd_rtnl_message_unref(sd_rtnl_message *m) {
-        if (m && REFCNT_DEC(m->n_ref) <= 0) {
+        if (m && REFCNT_DEC(m->n_ref) == 0) {
                 unsigned i;
 
                 free(m->hdr);
diff --git a/src/libsystemd/sd-rtnl/sd-rtnl.c b/src/libsystemd/sd-rtnl/sd-rtnl.c
index a45ca5e9f5..5778ea53c0 100644
--- a/src/libsystemd/sd-rtnl/sd-rtnl.c
+++ b/src/libsystemd/sd-rtnl/sd-rtnl.c
@@ -187,7 +187,7 @@ sd_rtnl *sd_rtnl_unref(sd_rtnl *rtnl) {
 
         assert_return(!rtnl_pid_changed(rtnl), NULL);
 
-        if (REFCNT_DEC(rtnl->n_ref) <= 0) {
+        if (REFCNT_DEC(rtnl->n_ref) == 0) {
                 struct match_callback *f;
                 unsigned i;