X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibudev%2Flibudev-enumerate.c;h=8146f27e4f5c0c1acd4bf21b1a81a6ab3dd113fe;hb=8b179a830a789746cce0be6671e2de235e3b0ea9;hp=385829d464345bf96705c358e9f26152f725f96d;hpb=f9e84da678cc28998fb04bf5ba326d91fc2850fa;p=elogind.git

diff --git a/src/libudev/libudev-enumerate.c b/src/libudev/libudev-enumerate.c
index 385829d46..8146f27e4 100644
--- a/src/libudev/libudev-enumerate.c
+++ b/src/libudev/libudev-enumerate.c
@@ -300,7 +300,7 @@ _public_ struct udev_list_entry *udev_enumerate_get_list_entry(struct udev_enume
                         /* skip to be delayed devices, and move the to
                          * the point where the prefix changes. We can
                          * only move one item at a time. */
-                        if (!move_later) {
+                        if (move_later == -1) {
                                 move_later_prefix = devices_delay_later(udev_enumerate->udev, entry->syspath);
 
                                 if (move_later_prefix > 0) {
@@ -721,12 +721,14 @@ static bool match_subsystem(struct udev_enumerate *udev_enumerate, const char *s
 {
         struct udev_list_entry *list_entry;
 
-        subsystem = subsystem ? : "";
+        if (!subsystem)
+                return false;
 
         udev_list_entry_foreach(list_entry, udev_list_get_entry(&udev_enumerate->subsystem_nomatch_list)) {
                 if (fnmatch(udev_list_entry_get_name(list_entry), subsystem, 0) == 0)
                         return false;
         }
+
         if (udev_list_get_entry(&udev_enumerate->subsystem_match_list) != NULL) {
                 udev_list_entry_foreach(list_entry, udev_list_get_entry(&udev_enumerate->subsystem_match_list)) {
                         if (fnmatch(udev_list_entry_get_name(list_entry), subsystem, 0) == 0)
@@ -734,6 +736,7 @@ static bool match_subsystem(struct udev_enumerate *udev_enumerate, const char *s
                 }
                 return false;
         }
+
         return true;
 }