Fix for memory leak defect.

Dynamic memory stored in 'devnum2devname(st->container_dev)' allocated
through function 'devnum2devname' at line 1274 is lost at line 1278.

Signed-off-by: Artur Wojcik <artur.wojcik@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

diff --git a/super-intel.c b/super-intel.c
index 72fa68fb61fe84a8ad8aace8777e0eedb62cad50..fbde7e69ccd0a2af125fa71f6bbba6f771c5cf7d 100644 (file)
--- a/super-intel.c
+++ b/super-intel.c
@@ -1244,6 +1244,7 @@ static void getinfo_super_imsm_volume(struct supertype *st, struct mdinfo *info)
        struct imsm_dev *dev = get_imsm_dev(super, super->current_vol);
        struct imsm_map *map = get_imsm_map(dev, 0);
        struct dl *dl;
+       char *devname;
 
        for (dl = super->disks; dl; dl = dl->next)
                if (dl->raiddisk == info->disk.raid_disk)
@@ -1285,9 +1286,11 @@ static void getinfo_super_imsm_volume(struct supertype *st, struct mdinfo *info)
 
        info->array.major_version = -1;
        info->array.minor_version = -2;
-       sprintf(info->text_version, "/%s/%d",
-               devnum2devname(st->container_dev),
-               info->container_member);
+       devname = devnum2devname(st->container_dev);
+       *info->text_version = '\0';
+       if (devname)
+               sprintf(info->text_version, "/%s/%d", devname, info->container_member);
+       free(devname);
        info->safe_mode_delay = 4000;  /* 4 secs like the Matrix driver */
        uuid_from_super_imsm(st, info->uuid);
 }