From 90801a456ffbe527d0f8c43e51d4392f6e6a541e Mon Sep 17 00:00:00 2001
From: Jay Sorg <jay.sorg@gmail.com>
Date: Mon, 4 Sep 2023 14:46:06 -0700
Subject: [PATCH] posix shm, init fd to -1, check shmemptr instead of shmemfd

---
 module/rdpClientCon.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/module/rdpClientCon.c b/module/rdpClientCon.c
index 10edb931..d0952e39 100644
--- a/module/rdpClientCon.c
+++ b/module/rdpClientCon.c
@@ -215,6 +215,7 @@ rdpClientConGotConnection(ScreenPtr pScreen, rdpPtr dev)
     clientCon->shmemstatus = SHM_UNINITIALIZED;
     clientCon->updateRetries = 0;
     clientCon->dev = dev;
+    clientCon->shmemfd = -1;
     dev->last_event_time_ms = GetTimeInMillis();
     dev->do_dirty_ons = 1;
 
@@ -698,7 +699,7 @@ rdpClientConAllocateSharedMemory(rdpClientCon *clientCon, int bytes)
                clientCon->shmemfd));
         return;
     }
-    if (clientCon->shmemfd != -1)
+    if (clientCon->shmemptr != NULL)
     {
         g_free_unmap_fd(clientCon->shmemptr,
                         clientCon->shmemfd,