Revert "Handle Unix domain socket connections from outside our namespace"

[elogind.git] / src / core / load-dropin.c

diff --git a/src/core/load-dropin.c b/src/core/load-dropin.c
index 0318296f1fce4d2e296647c47d0c8a411befff53..546e560b852c82c4bb27ff59aba793ba6ea3098d 100644 (file)
--- a/src/core/load-dropin.c
+++ b/src/core/load-dropin.c
@@ -31,7 +31,12 @@
 #include "load-fragment.h"
 #include "conf-files.h"
 
-static int iterate_dir(Unit *u, const char *path, UnitDependency dependency, char ***strv) {
+static int iterate_dir(
+                Unit *u,
+                const char *path,
+                UnitDependency dependency,
+                char ***strv) {
+
         _cleanup_closedir_ DIR *d = NULL;
         int r;
 
@@ -58,12 +63,13 @@ static int iterate_dir(Unit *u, const char *path, UnitDependency dependency, cha
 
         for (;;) {
                 struct dirent *de;
-                union dirent_storage buf;
                 _cleanup_free_ char *f = NULL;
                 int k;
 
-                k = readdir_r(d, &buf.de, &de);
-                if (k != 0) {
+                errno = 0;
+                de = readdir(d);
+                if (!de && errno != 0) {
+                        k = errno;
                         log_error("Failed to read directory %s: %s", path, strerror(k));
                         return -k;
                 }
@@ -86,9 +92,16 @@ static int iterate_dir(Unit *u, const char *path, UnitDependency dependency, cha
         return 0;
 }
 
-static int process_dir(Unit *u, const char *unit_path, const char *name, const char *suffix, UnitDependency dependency, char ***strv) {
+static int process_dir(
+                Unit *u,
+                const char *unit_path,
+                const char *name,
+                const char *suffix,
+                UnitDependency dependency,
+                char ***strv) {
+
+        _cleanup_free_ char *path = NULL;
         int r;
-        char *path;
 
         assert(u);
         assert(unit_path);
@@ -97,51 +110,41 @@ static int process_dir(Unit *u, const char *unit_path, const char *name, const c
 
         path = strjoin(unit_path, "/", name, suffix, NULL);
         if (!path)
-                return -ENOMEM;
+                return log_oom();
 
-        if (u->manager->unit_path_cache &&
-            !set_get(u->manager->unit_path_cache, path))
-                r = 0;
-        else
+        if (!u->manager->unit_path_cache || set_get(u->manager->unit_path_cache, path)) {
                 r = iterate_dir(u, path, dependency, strv);
-        free(path);
-
-        if (r < 0)
-                return r;
+                if (r < 0)
+                        return r;
+        }
 
         if (u->instance) {
-                char *template;
+                _cleanup_free_ char *template = NULL, *p = NULL;
                 /* Also try the template dir */
 
                 template = unit_name_template(name);
                 if (!template)
-                        return -ENOMEM;
-
-                path = strjoin(unit_path, "/", template, suffix, NULL);
-                free(template);
-
-                if (!path)
-                        return -ENOMEM;
+                        return log_oom();
 
-                if (u->manager->unit_path_cache &&
-                    !set_get(u->manager->unit_path_cache, path))
-                        r = 0;
-                else
-                        r = iterate_dir(u, path, dependency, strv);
-                free(path);
+                p = strjoin(unit_path, "/", template, suffix, NULL);
+                if (!p)
+                        return log_oom();
 
-                if (r < 0)
-                        return r;
+                if (!u->manager->unit_path_cache || set_get(u->manager->unit_path_cache, p)) {
+                        r = iterate_dir(u, p, dependency, strv);
+                        if (r < 0)
+                                return r;
+                }
         }
 
         return 0;
 }
 
 char **unit_find_dropin_paths(Unit *u) {
-        Iterator i;
-        char *t;
         _cleanup_strv_free_ char **strv = NULL;
         char **configs = NULL;
+        Iterator i;
+        char *t;
         int r;
 
         assert(u);
@@ -157,14 +160,14 @@ char **unit_find_dropin_paths(Unit *u) {
                 }
         }
 
-        if (!strv_isempty(strv)) {
-                r = conf_files_list_strv(&configs, ".conf", NULL, (const char**) strv);
-                if (r < 0) {
-                        log_error("Failed to get list of configuration files: %s", strerror(-r));
-                        strv_free(configs);
-                        return NULL;
-                }
+        if (strv_isempty(strv))
+                return NULL;
 
+        r = conf_files_list_strv(&configs, ".conf", NULL, (const char**) strv);
+        if (r < 0) {
+                log_error("Failed to get list of configuration files: %s", strerror(-r));
+                strv_free(configs);
+                return NULL;
         }
 
         return configs;