Only call {set,clear}_semaphore probe function if they are not NULL

[deliverable/binutils-gdb.git] / gdb / tracepoint.c

diff --git a/gdb/tracepoint.c b/gdb/tracepoint.c
index f2f662ef845b62fa8390a120f5361071c802f038..fc20063f62ba877f53ad4aefdfb7019e7d476863 100644 (file)
--- a/gdb/tracepoint.c
+++ b/gdb/tracepoint.c
@@ -49,7 +49,6 @@
 #include "ax.h"
 #include "ax-gdb.h"
 #include "memrange.h"
-#include "exceptions.h"
 #include "cli/cli-utils.h"
 #include "probe.h"
 #include "ctf.h"
@@ -1859,7 +1858,8 @@ start_tracing (char *notes)
       t->number_on_target = b->number;
 
       for (loc = b->loc; loc; loc = loc->next)
-       if (loc->probe.probe != NULL)
+       if (loc->probe.probe != NULL
+           && loc->probe.probe->pops->set_semaphore != NULL)
          loc->probe.probe->pops->set_semaphore (loc->probe.probe,
                                                 loc->probe.objfile,
                                                 loc->gdbarch);
@@ -1958,7 +1958,8 @@ stop_tracing (char *note)
             but we don't really care if this semaphore goes out of sync.
             That's why we are decrementing it here, but not taking care
             in other places.  */
-         if (loc->probe.probe != NULL)
+         if (loc->probe.probe != NULL
+             && loc->probe.probe->pops->clear_semaphore != NULL)
            loc->probe.probe->pops->clear_semaphore (loc->probe.probe,
                                                     loc->probe.objfile,
                                                     loc->gdbarch);