1 files changed, 29 insertions, 0 deletions
diff --git a/debian/patches/libpthread_setcancel.patch b/debian/patches/libpthread_setcancel.patch
new file mode 100644
index 00000000..601a698f
--- /dev/null
+++ b/debian/patches/libpthread_setcancel.patch
@@ -0,0 +1,29 @@
+---
+ libpthread/pthread/pt-setcancelstate.c |    3 ++-
+ libpthread/pthread/pt-setcanceltype.c  |    3 ++-
+ 2 files changed, 4 insertions(+), 2 deletions(-)
+
+--- a/libpthread/pthread/pt-setcancelstate.c
++++ b/libpthread/pthread/pt-setcancelstate.c
+@@ -35,7 +35,8 @@ pthread_setcancelstate (int state, int *
+       break;
+     }
+ 
+-  *oldstate = p->cancel_state;
++  if (oldstate)
++    *oldstate = p->cancel_state;
+   p->cancel_state = state;
+ 
+   return 0;
+--- a/libpthread/pthread/pt-setcanceltype.c
++++ b/libpthread/pthread/pt-setcanceltype.c
+@@ -35,7 +35,8 @@ pthread_setcanceltype (int type, int *ol
+       break;
+     }
+ 
+-  *oldtype = p->cancel_type;
++  if (oldtype)
++    *oldtype = p->cancel_type;
+   p->cancel_type = type;
+ 
+   return 0;