use return from main() for clean shutdown

1 files changed, 6 insertions, 6 deletions

diff --git a/configd/src/apps/su/main.cpp b/configd/src/apps/su/main.cpp
index abef5c69036..095bbdb6844 100644
--- a/configd/src/apps/su/main.cpp
+++ b/configd/src/apps/su/main.cpp
@@ -14,7 +14,7 @@ int main(int argc, char** argv)
 {
     if (argc < 2) {
         fprintf(stderr, "missing arguments, usage: vespa-run-as-vespa-user <cmd> [args ...]\n");
-        exit(1);
+        return 1;
     }
     const char *username = getenv("VESPA_USER");
     if (username == nullptr) {
@@ -23,7 +23,7 @@ int main(int argc, char** argv)
     struct passwd *p = getpwnam(username);
     if (p == nullptr) {
         fprintf(stderr, "FATAL error: user '%s' missing in passwd file\n", username);
-        exit(1);
+        return 1;
     }
     gid_t g = p->pw_gid;
     uid_t u = p->pw_uid;
@@ -33,19 +33,19 @@ int main(int argc, char** argv)
 
     if (g != oldg && setgid(g) != 0) {
         perror("FATAL error: could not change group id");
-        exit(1);
+        return 1;
     }
     size_t listsize = 1;
     gid_t grouplist[1] = { g };
     if ((g != oldg || u != oldu) && setgroups(listsize, grouplist) != 0) {
         perror("FATAL error: could not setgroups");
-        exit(1);
+        return 1;
     }
     if (u != oldu && setuid(u) != 0) {
         perror("FATAL error: could not change user id");
-        exit(1);
+        return 1;
     }
     execvp(argv[1], &argv[1]);
     perror("FATAL error: execvp failed");
-    exit(1);
+    return 1;
 }