From d09eca6f61220bc536a12223c7b1661817432b88 Mon Sep 17 00:00:00 2001
From: Matthieu Herrb <matthieu@herrb.eu>
Date: Sat, 17 Feb 2024 16:47:38 +0100
Subject: [PATCH] Return NULL in *cmdname if the client argv or argv[0] is NULL

Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/995>
(cherry picked from commit 59f5445a7ff3ee1468d86f03943c976c790c0893)
---
 os/client.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/os/client.c b/os/client.c
index 8aa924959..c6ca0f2fa 100644
--- a/os/client.c
+++ b/os/client.c
@@ -324,10 +324,9 @@ DetermineClientCmd(pid_t pid, const char **cmdname, const char **cmdargs)
             return;
         argv = kvm_getargv(kd, kp, 0);
         if (cmdname) {
-            if (argv == NULL || argv[0] == NULL) {
-                *cmdname = strdup("");
+            if (argv == NULL || argv[0] == NULL)
                 return;
-            } else
+            else
                 *cmdname = strdup(argv[0]);
         }
         if (cmdargs) {