LU-8976 libext2fs: fix maximum bg overhead calculation with meta_bg enabled

[tools/e2fsprogs.git] / lib / ext2fs / initialize.c

diff --git a/lib/ext2fs/initialize.c b/lib/ext2fs/initialize.c
index 36c94a9..3c07412 100644 (file)
--- a/lib/ext2fs/initialize.c
+++ b/lib/ext2fs/initialize.c
@@ -379,7 +379,12 @@ ipg_retry:
         * table, and the reserved gdt blocks.
         */
        overhead = (int) (3 + fs->inode_blocks_per_group +
-                         fs->desc_blocks + super->s_reserved_gdt_blocks);
+                         super->s_reserved_gdt_blocks);
+
+       if (fs->super->s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG)
+               overhead++;
+       else
+               overhead += fs->desc_blocks;
 
        /* This can only happen if the user requested too many inodes */
        if (overhead > super->s_blocks_per_group) {