Fix memory leak of 'st3' in array_try_spare()

[thirdparty/mdadm.git] / Incremental.c

diff --git a/Incremental.c b/Incremental.c
index b5d3e02566f983a6fcf4de79abef0432c5d24fcc..cedb792865542659b0a9c3964fb9efb2716e8d50 100644 (file)
--- a/Incremental.c
+++ b/Incremental.c
@@ -878,8 +878,10 @@ static int array_try_spare(char *devname, int *dfdp, struct dev_policy *pol,
                         * to obtain minimum spare size */
                        struct supertype *st3 = dup_super(st2);
                        int mdfd = open_dev(mp->devnum);
-                       if (!mdfd)
+                       if (!mdfd) {
+                               free(st3);
                                goto next;
+                       }
                        if (st3->ss->load_container &&
                            !st3->ss->load_container(st3, mdfd, mp->path)) {
                                component_size = st3->ss->min_acceptable_spare_size(st3);