coverity: fix double free

Do not try to free hist_arg twice.

diff --git a/libdm/libdm-stats.c b/libdm/libdm-stats.c
index 032be0391bcaa4a023cb958b1d5313e29548f9fe..34e117e8172e9bffa172f89902145af6f48dc9ce 100644 (file)
--- a/libdm/libdm-stats.c
+++ b/libdm/libdm-stats.c
@@ -4725,7 +4725,7 @@ static uint64_t *_stats_map_file_regions(struct dm_stats *dms, int fd,
 
        dm_pool_free(extent_mem, extents);
        dm_pool_destroy(extent_mem);
-       dm_free(hist_arg);
+
        return regions;
 
 out_remove: