File multipath-tools-crash-in-update-multipath of Package multipath-tools

diff --git a/libmultipath/configure.c b/libmultipath/configure.c
index eb7ac03..3903b28 100644
--- a/libmultipath/configure.c
+++ b/libmultipath/configure.c
@@ -114,6 +114,9 @@ pgcmp (struct multipath * mpp, struct multipath * cmpp)
 	struct pathgroup * cpgp;
 	int r = 0;
 
+	if (!mpp)
+		return 0;
+
 	vector_foreach_slot (mpp->pg, pgp, i) {
 		compute_pgid(pgp);
 
diff --git a/libmultipath/structs_vec.c b/libmultipath/structs_vec.c
index e3cace9..3770566 100644
--- a/libmultipath/structs_vec.c
+++ b/libmultipath/structs_vec.c
@@ -163,6 +163,9 @@ _remove_maps (struct vectors * vecs, int stop_waiter)
 	int i;
 	struct multipath * mpp;
 
+	if (!vecs)
+		return;
+
 	vector_foreach_slot (vecs->mpvec, mpp, i) {
 		_remove_map(mpp, vecs, stop_waiter, 1);
 		i--;
@@ -451,6 +454,9 @@ verify_paths(struct multipath * mpp, struct vectors * vecs, vector rpvec)
 	int count = 0;
 	int i, j;
 
+	if (!mpp)
+		return 0;
+
 	vector_foreach_slot (mpp->paths, pp, i) {
 		/*
 		 * see if path is in sysfs
diff --git a/libmultipath/vector.h b/libmultipath/vector.h
index 993ba79..aa9e134 100644
--- a/libmultipath/vector.h
+++ b/libmultipath/vector.h
@@ -36,9 +36,9 @@ typedef struct _vector *vector;
 #define VECTOR_LAST_SLOT(V)   ((V)->slot[((V)->allocated - 1)])
 
 #define vector_foreach_slot(v,p,i) \
-	for (i = 0; i < (v)->allocated && ((p) = (v)->slot[i]); i++)
+	for (i = 0; (v) && i < (v)->allocated && ((p) = (v)->slot[i]); i++)
 #define vector_foreach_slot_after(v,p,i) \
-	for (; i < (v)->allocated && ((p) = (v)->slot[i]); i++)
+	for (; (v) && i < (v)->allocated && ((p) = (v)->slot[i]); i++)
 
 /* Prototypes */
 extern vector vector_alloc(void);