Fix tdesu process handling

(cherry picked from commit c8b810f149)
10 years ago · 0fbdee1c7c
parent 24d1217f49
commit 0fbdee1c7c
1 changed files with 7 additions and 2 deletions
--- a/kdesu/process.cpp
+++ b/kdesu/process.cpp
@ -492,8 +492,13 @@ int PtyProcess::waitForChild()

    while (1) 
    {
-        FD_SET(m_Fd, &fds);
-        int ret = select(m_Fd+1, &fds, 0L, 0L, 0L);
+        int ret = 0;
+
+        if (m_Fd != -1)
+        {
+            FD_SET(m_Fd, &fds);
+            ret = select(m_Fd+1, &fds, 0L, 0L, 0L);
+        }
        if (ret == -1) 
        {
            if (errno != EINTR)