1 files changed, 4 insertions, 1 deletions

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index e917830eae84..ac7457fef9e6 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -872,12 +872,15 @@ static void dx_release(struct dx_frame *frames)
 {
         struct dx_root_info *info;
         int i;
+        unsigned int indirect_levels;
 
         if (frames[0].bh == NULL)
                 return;
 
         info = &((struct dx_root *)frames[0].bh->b_data)->info;
-        for (i = 0; i <= info->indirect_levels; i++) {
+        /* save local copy, "info" may be freed after brelse() */
+        indirect_levels = info->indirect_levels;
+        for (i = 0; i <= indirect_levels; i++) {
                 if (frames[i].bh == NULL)
                         break;
                 brelse(frames[i].bh);