util: make use of isempty() where appropriate

[elogind.git] / src / shared / util.c

diff --git a/src/shared/util.c b/src/shared/util.c
index d33f349d816d9a667b236e420609c6e519d2de37..dc1bc39ac710b50f4f52cd171674bd053d3b20ae 100644 (file)
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -695,7 +695,7 @@ int get_process_cmdline(pid_t pid, size_t max_length, bool comm_fallback, char *
         }
 
         /* Kernel threads have no argv[] */
-        if (r == NULL || r[0] == 0) {
+        if (isempty(r)) {
                 _cleanup_free_ char *t = NULL;
                 int h;
 
@@ -6987,14 +6987,14 @@ int is_symlink(const char *path) {
 
 int is_dir(const char* path, bool follow) {
         struct stat st;
+        int r;
 
-        if (follow) {
-                if (stat(path, &st) < 0)
-                        return -errno;
-        } else {
-                if (lstat(path, &st) < 0)
-                        return -errno;
-        }
+        if (follow)
+                r = stat(path, &st);
+        else
+                r = lstat(path, &st);
+        if (r < 0)
+                return -errno;
 
         return !!S_ISDIR(st.st_mode);
 }