[Pvfs2-developers] simple gossip fix

[Anthony Tong]

calling gossip_enable_file() file more than once (eg. by linux
pvfs-client) can fclose() a FILE twice.

turn gossip off in the pvfs-client-core sigsegv handler before
aborting so log message will make it out (if writing to file)

-------------- next part --------------
diff -ur pvfs-2.6.3.orig/src/apps/kernel/linux/pvfs2-client-core.c pvfs-2.6.3/src/apps/kernel/linux/pvfs2-client-core.c
--- pvfs-2.6.3.orig/src/apps/kernel/linux/pvfs2-client-core.c	2007-04-09 09:54:37.000000000 -0500
+++ pvfs-2.6.3/src/apps/kernel/linux/pvfs2-client-core.c	2007-10-08 16:26:54.000000000 -0500
@@ -251,6 +251,7 @@
 static void client_segfault_handler(int signum)
 {
     gossip_err("pvfs2-client-core: caught signal %d\n", signum);
+    gossip_disable();
     abort();
 }
 
diff -ur pvfs-2.6.3.orig/src/common/gossip/gossip.c pvfs-2.6.3/src/common/gossip/gossip.c
--- pvfs-2.6.3.orig/src/common/gossip/gossip.c	2007-04-09 09:54:37.000000000 -0500
+++ pvfs-2.6.3/src/common/gossip/gossip.c	2007-10-08 16:48:59.000000000 -0500
@@ -546,7 +546,11 @@
 static int gossip_disable_file(
     void)
 {
-    fclose(internal_log_file);
+    if (internal_log_file)
+    {
+        fclose(internal_log_file);
+        internal_log_file = NULL;
+    }
     return 0;
 }