Temporary fix for coredumps during shutdown cleanup.

For a permanent fix, we need to avoid deleting fd_table while it is still
in use by others, such as DeferredReads, possibly by allowing event loop
to run during shutdown.

diff --git a/src/comm.cc b/src/comm.cc
index b92dc8e92f1808174cafc85d1594641af30d124d..67ea17a06a5f82976744b2ccd67f73f6343f5a52 100644 (file)
--- a/src/comm.cc
+++ b/src/comm.cc
@@ -144,7 +144,7 @@ fd_debug_t *fdd_table = NULL;
 bool
 isOpen(const int fd)
 {
-    return fd >= 0 && fd_table[fd].flags.open != 0;
+    return fd >= 0 && fd_table && fd_table[fd].flags.open != 0;
 }
 
 /**