diff --git a/sftp/kio_sftp.cpp b/sftp/kio_sftp.cpp
--- a/sftp/kio_sftp.cpp
+++ b/sftp/kio_sftp.cpp
@@ -1418,7 +1418,6 @@
     totalSize(fileSize);
     position(0);
     opened();
-    finished();
 }
 
 void sftpProtocol::read(KIO::filesize_t bytes) {
@@ -1440,7 +1439,6 @@
 
     const QByteArray fileData = QByteArray::fromRawData(buffer.data(), bytesRead);
     data(fileData);
-    finished();
 }
 
 void sftpProtocol::write(const QByteArray &data) {
@@ -1457,7 +1455,6 @@
     }
 
     written(bytesWritten);
-    finished();
 }
 
 void sftpProtocol::seek(KIO::filesize_t offset) {
@@ -1472,7 +1469,6 @@
     }
 
     position(sftp_tell64(mOpenFile));
-    finished();
 }
 
 void sftpProtocol::close() {
diff --git a/smb/kio_smb.h b/smb/kio_smb.h
--- a/smb/kio_smb.h
+++ b/smb/kio_smb.h
@@ -292,6 +292,8 @@
     SMBUrl m_openUrl;
 
     const bool m_enableEEXISTWorkaround; /* Enables a workaround for some broken libsmbclient versions */
+    // Close without calling finish(). Use this to close after error.
+    void closeWithoutFinish();
 };
 
 //==========================================================================
diff --git a/smb/kio_smb_file.cpp b/smb/kio_smb_file.cpp
--- a/smb/kio_smb_file.cpp
+++ b/smb/kio_smb_file.cpp
@@ -220,7 +220,7 @@
         if(bytesRead < 0)
         {
             error( KIO::ERR_COULD_NOT_READ, m_openUrl.toDisplayString());
-            close();
+            closeWithoutFinish();
             return;
         }
         else
@@ -233,7 +233,7 @@
             off_t res = smbc_lseek(m_openFd, 0, SEEK_SET);
             if (res == (off_t)-1) {
                 error(KIO::ERR_COULD_NOT_SEEK, m_openUrl.path());
-                close();
+                closeWithoutFinish();
                 return;
             }
         }
@@ -258,7 +258,7 @@
     {
         qCDebug(KIO_SMB) << "Could not read " << m_openUrl;
         error( KIO::ERR_COULD_NOT_READ, m_openUrl.toDisplayString());
-        close();
+        closeWithoutFinish();
         return;
     }
 
@@ -278,7 +278,7 @@
     {
         qCDebug(KIO_SMB) << "Could not write to " << m_openUrl;
         error( KIO::ERR_COULD_NOT_WRITE, m_openUrl.toDisplayString());
-        close();
+        closeWithoutFinish();
         return;
     }
 
@@ -290,16 +290,21 @@
     off_t res = smbc_lseek(m_openFd, static_cast<off_t>(offset), SEEK_SET);
     if (res == (off_t)-1) {
         error(KIO::ERR_COULD_NOT_SEEK, m_openUrl.path());
-        close();
+        closeWithoutFinish();
     } else {
         qCDebug( KIO_SMB ) << "res" << res;
         position( res );
     }
 }
 
-void SMBSlave::close()
+void SMBSlave::closeWithoutFinish()
 {
     smbc_close(m_openFd);
+}
+
+void SMBSlave::close()
+{
+    closeWithoutFinish();
     finished();
 }