From 5f2e1a81d24ca2334547edd52690378d6eb763c7 Mon Sep 17 00:00:00 2001 From: Theodore Ts'o Date: Wed, 15 Jun 2011 22:11:59 -0400 Subject: [PATCH] libext2fs: fix regression in ext2fs_new_block2() for uninit_bg file systems Commit b0ecb787ef introduced a bug in check_block_uninit(), which is used by ext2fs_new_block2(). This bug resulted in the block bitmap for the block group in question not having space reserved for the file system metadata blocks. Signed-off-by: "Theodore Ts'o" --- lib/ext2fs/alloc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/ext2fs/alloc.c b/lib/ext2fs/alloc.c index fbecdbe..d96b2aa 100644 --- a/lib/ext2fs/alloc.c +++ b/lib/ext2fs/alloc.c @@ -55,6 +55,8 @@ static void check_block_uninit(ext2_filsys fs, ext2fs_block_bitmap map, for (i=0; i < fs->super->s_blocks_per_group; i++, blk++) ext2fs_fast_unmark_block_bitmap2(map, blk); + blk = (group * fs->super->s_blocks_per_group) + + fs->super->s_first_data_block; for (i=0; i < fs->super->s_blocks_per_group; i++, blk++) { if ((blk == super_blk) || (old_desc_blk && old_desc_blocks && -- 1.8.3.1