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-rw-r--r--plugins/popen.c6
-rw-r--r--plugins/popen.h8
2 files changed, 9 insertions, 5 deletions
diff --git a/plugins/popen.c b/plugins/popen.c
index 04eb3881..062cf274 100644
--- a/plugins/popen.c
+++ b/plugins/popen.c
@@ -243,8 +243,12 @@ static int openmax = 0;
void
popen_timeout_alarm_handler (int signo)
{
+ int fh;
if (signo == SIGALRM) {
- kill (childpid[fileno (child_process)], SIGKILL);
+ fh=fileno (child_process);
+ if(fh >= 0){
+ kill (childpid[fh], SIGKILL);
+ }
printf (_("CRITICAL - Plugin timed out after %d seconds\n"),
timeout_interval);
exit (STATE_CRITICAL);
diff --git a/plugins/popen.h b/plugins/popen.h
index 1f4e413a..c2a79df0 100644
--- a/plugins/popen.h
+++ b/plugins/popen.h
@@ -9,7 +9,7 @@ int spclose (FILE *);
RETSIGTYPE popen_timeout_alarm_handler (int);
extern unsigned int timeout_interval;
-pid_t *childpid;
-int *child_stderr_array;
-FILE *child_process;
-FILE *child_stderr;
+pid_t *childpid=NULL;
+int *child_stderr_array=NULL;
+FILE *child_process=NULL;
+FILE *child_stderr=NULL;