mdadm: fix grow segfault for IMSM

[thirdparty/mdadm.git] / super-intel.c

diff --git a/super-intel.c b/super-intel.c
index ff2590fef63fa8f2f3754cacb3186f5eb739f41c..70f3c4efcde7d2c4353a4ca1cdae2b82fa4b676c 100644 (file)
--- a/super-intel.c
+++ b/super-intel.c
@@ -11518,10 +11518,15 @@ static int imsm_reshape_is_allowed_on_container(struct supertype *st,
  */
 static struct mdinfo *get_spares_for_grow(struct supertype *st)
 {
-       struct spare_criteria sc;
+       struct spare_criteria sc = {0};
+       struct mdinfo *spares;
 
        get_spare_criteria_imsm(st, NULL, &sc);
-       return container_choose_spares(st, &sc, NULL, NULL, NULL, 0);
+       spares = container_choose_spares(st, &sc, NULL, NULL, NULL, 0);
+
+       dev_policy_free(sc.pols);
+
+       return spares;
 }
 
 /******************************************************************************