Memory management.

rsmcore/session.cc

@@ -261,6 +261,7 @@ QString SFTPFile::read(size_t nBytes)
   if (nBytesRead < 0)
   {
     close();
+    delete[] buf;
     return QString();
   }
   QString str(buf);

rsmcore/sessionworker.cc

@@ -258,6 +258,7 @@ void SessionWorker::requestExec(QString command)
   {
     radix_tagged_line("Failed to open channel");
     emit execFailed("Failed to open a channel on the session.");
+    delete channel;
     return;
   }
 
@@ -267,6 +268,7 @@ void SessionWorker::requestExec(QString command)
     radix_tagged_line("Failed to request exec.");
     emit execFailed("Failed to execute remote command.");
     channel->close();
+    delete channel;
     return;
   }