3 files changed, 3 insertions, 5 deletions
diff --git a/src/corelib/kernel/qsharedmemory.cpp b/src/corelib/kernel/qsharedmemory.cpp
index 2fd6c5026b..85b37d00a6 100644
--- a/src/corelib/kernel/qsharedmemory.cpp
+++ b/src/corelib/kernel/qsharedmemory.cpp
@@ -399,11 +399,7 @@ bool QSharedMemory::detach()
         return false;
 #endif
 
-    if (d->detach()) {
-        d->size = 0;
-        return true;
-    }
-    return false;
+    return d->detach();
 }
 
 /*!
diff --git a/src/corelib/kernel/qsharedmemory_unix.cpp b/src/corelib/kernel/qsharedmemory_unix.cpp
index bea5b6311a..3cd17f18c9 100644
--- a/src/corelib/kernel/qsharedmemory_unix.cpp
+++ b/src/corelib/kernel/qsharedmemory_unix.cpp
@@ -265,6 +265,7 @@ bool QSharedMemoryPrivate::detach()
         return false;
     }
     memory = 0;
+    size = 0;
 
     // Get the number of current attachments
     if (!handle())
diff --git a/src/corelib/kernel/qsharedmemory_win.cpp b/src/corelib/kernel/qsharedmemory_win.cpp
index 5293f45419..ac9c86ae8a 100644
--- a/src/corelib/kernel/qsharedmemory_win.cpp
+++ b/src/corelib/kernel/qsharedmemory_win.cpp
@@ -186,6 +186,7 @@ bool QSharedMemoryPrivate::detach()
         return false;
     }
     memory = 0;
+    size = 0;
 
     // close handle
     return cleanHandle();