1 files changed, 4 insertions, 0 deletions

diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index a2fe9f53e59b..0cfa2f45abc1 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -1880,6 +1880,10 @@ retry:
                 return 0;
 
         ext4_get_group_no_and_offset(sb, n_blocks_count - 1, &n_group, &offset);
+        if (n_group > (0xFFFFFFFFUL / EXT4_INODES_PER_GROUP(sb))) {
+                ext4_warning(sb, "resize would cause inodes_count overflow");
+                return -EINVAL;
+        }
         ext4_get_group_no_and_offset(sb, o_blocks_count - 1, &o_group, &offset);
 
         n_desc_blocks = num_desc_blocks(sb, n_group + 1);